56657625 has 32 divisors (see below), whose sum is σ = 98392320. Its totient is φ = 28899200.

The previous prime is 56657609. The next prime is 56657633. The reversal of 56657625 is 52675665.

It is a happy number.

It is not a de Polignac number, because 56657625 - 2⁴ = 56657609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5341 + ... + 11909.

It is an arithmetic number, because the mean of its divisors is an integer number (3074760).

Almost surely, 2^56657625 is an apocalyptic number.

It is an amenable number.

56657625 is a deficient number, since it is larger than the sum of its proper divisors (41734695).

56657625 is a wasteful number, since it uses less digits than its factorization.

56657625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610 (or 6600 counting only the distinct ones).

The product of its digits is 378000, while the sum is 42.

The square root of 56657625 is about 7527.1259455386. The cubic root of 56657625 is about 384.0780209848.

The spelling of 56657625 in words is "fifty-six million, six hundred fifty-seven thousand, six hundred twenty-five".