4392432 has 120 divisors (see below), whose sum is σ = 13927680. Its totient is φ = 1280640.

The previous prime is 4392403. The next prime is 4392433. The reversal of 4392432 is 2342934.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4392396 and 4392405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4392433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74419 + ... + 74477.

It is an arithmetic number, because the mean of its divisors is an integer number (116064).

Almost surely, 2^4392432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4392432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6963840).

4392432 is an abundant number, since it is smaller than the sum of its proper divisors (9535248).

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

4392432 is a wasteful number, since it uses less digits than its factorization.

4392432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 122 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 4392432 is about 2095.8129687546. The cubic root of 4392432 is about 163.7702513656.

It can be divided in two parts, 43924 and 32, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 4392432 in words is "four million, three hundred ninety-two thousand, four hundred thirty-two".