57672032 has 24 divisors (see below), whose sum is σ = 123864552. Its totient is φ = 26214400.

The previous prime is 57671989. The next prime is 57672053. The reversal of 57672032 is 23027675.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 57672032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81569 + ... + 82272.

It is an arithmetic number, because the mean of its divisors is an integer number (5161023).

Almost surely, 2^57672032 is an apocalyptic number.

It is an amenable number.

57672032 is an abundant number, since it is smaller than the sum of its proper divisors (66192520).

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

57672032 is a wasteful number, since it uses less digits than its factorization.

57672032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163862 (or 163854 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 57672032 is about 7594.2104263709. The cubic root of 57672032 is about 386.3566731965.

The spelling of 57672032 in words is "fifty-seven million, six hundred seventy-two thousand, thirty-two".