56673856 has 14 divisors (see below), whose sum is σ = 112462310. Its totient is φ = 28336896.

The previous prime is 56673847. The next prime is 56673901. The reversal of 56673856 is 65837665.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 37454400 + 19219456 = 6120^2 + 4384^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442701 + ... + 442828.

Almost surely, 2^56673856 is an apocalyptic number.

It is an amenable number.

56673856 is a deficient number, since it is larger than the sum of its proper divisors (55788454).

56673856 is an equidigital number, since it uses as much as digits as its factorization.

56673856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885541 (or 885531 counting only the distinct ones).

The product of its digits is 907200, while the sum is 46.

The square root of 56673856 is about 7528.2040354921. The cubic root of 56673856 is about 384.1146937489.

The spelling of 56673856 in words is "fifty-six million, six hundred seventy-three thousand, eight hundred fifty-six".