1622052432 has 640 divisors, whose sum is σ = 6506250240. Its totient is φ = 376358400.

The previous prime is 1622052371. The next prime is 1622052449. The reversal of 1622052432 is 2342502261.

It is a happy number.

1622052432 is a `hidden beast` number, since 1 + 6 + 220 + 5 + 2 + 432 = 666.

It is a super-2 number, since 2×1622052432² = 5262108184314229248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1622052396 and 1622052405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 52324257 + ... + 52324287.

It is an arithmetic number, because the mean of its divisors is an integer number (10166016).

Almost surely, 2^1622052432 is an apocalyptic number.

1622052432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1622052432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3253125120).

1622052432 is an abundant number, since it is smaller than the sum of its proper divisors (4884197808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1622052432 is a wasteful number, since it uses less digits than its factorization.

1622052432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1622052432 is about 40274.7120660099. The cubic root of 1622052432 is about 1174.9560706679.

Adding to 1622052432 its reverse (2342502261), we get a palindrome (3964554693).

The spelling of 1622052432 in words is "one billion, six hundred twenty-two million, fifty-two thousand, four hundred thirty-two".