1546157052 has 96 divisors (see below), whose sum is σ = 4398831360. Its totient is φ = 465762240.

The previous prime is 1546157051. The next prime is 1546157059. The reversal of 1546157052 is 2507516451.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1546156998 and 1546157016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1546157051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201763 + ... + 209285.

It is an arithmetic number, because the mean of its divisors is an integer number (45821160).

Almost surely, 2^1546157052 is an apocalyptic number.

1546157052 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 1546157052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2199415680).

1546157052 is an abundant number, since it is smaller than the sum of its proper divisors (2852674308).

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

1546157052 is a wasteful number, since it uses less digits than its factorization.

1546157052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7720 (or 7712 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 1546157052 is about 39321.2035929726. The cubic root of 1546157052 is about 1156.3373007490.

The spelling of 1546157052 in words is "one billion, five hundred forty-six million, one hundred fifty-seven thousand, fifty-two".