56928057 has 8 divisors (see below), whose sum is σ = 76407360. Its totient is φ = 37700400.

The previous prime is 56928037. The next prime is 56928061. The reversal of 56928057 is 75082965.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56928057 - 2⁷ = 56927929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56928007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62382 + ... + 63287.

It is an arithmetic number, because the mean of its divisors is an integer number (9550920).

Almost surely, 2^56928057 is an apocalyptic number.

It is an amenable number.

56928057 is a deficient number, since it is larger than the sum of its proper divisors (19479303).

56928057 is a wasteful number, since it uses less digits than its factorization.

56928057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125823.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 56928057 is about 7545.0683893521. The cubic root of 56928057 is about 384.6881310901.

The spelling of 56928057 in words is "fifty-six million, nine hundred twenty-eight thousand, fifty-seven".