56856634 has 16 divisors (see below), whose sum is σ = 87059520. Its totient is φ = 27842400.

The previous prime is 56856601. The next prime is 56856649. The reversal of 56856634 is 43665865.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20757 + ... + 23335.

It is an arithmetic number, because the mean of its divisors is an integer number (5441220).

Almost surely, 2^56856634 is an apocalyptic number.

56856634 is a deficient number, since it is larger than the sum of its proper divisors (30202886).

56856634 is a wasteful number, since it uses less digits than its factorization.

56856634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805.

The product of its digits is 518400, while the sum is 43.

The square root of 56856634 is about 7540.3338122393. Note that the first 3 decimals coincide. The cubic root of 56856634 is about 384.5271847992.

The spelling of 56856634 in words is "fifty-six million, eight hundred fifty-six thousand, six hundred thirty-four".