57056732 has 6 divisors (see below), whose sum is σ = 99849288. Its totient is φ = 28528364.

The previous prime is 57056729. The next prime is 57056759. The reversal of 57056732 is 23765075.

It is a junction number, because it is equal to n+sod(n) for n = 57056692 and 57056701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7132088 + ... + 7132095.

It is an arithmetic number, because the mean of its divisors is an integer number (16641548).

Almost surely, 2^57056732 is an apocalyptic number.

It is an amenable number.

57056732 is a deficient number, since it is larger than the sum of its proper divisors (42792556).

57056732 is a wasteful number, since it uses less digits than its factorization.

57056732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14264187 (or 14264185 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 57056732 is about 7553.5906693440. The cubic root of 57056732 is about 384.9777510053.

The spelling of 57056732 in words is "fifty-seven million, fifty-six thousand, seven hundred thirty-two".