56605868 has 24 divisors (see below), whose sum is σ = 108380160. Its totient is φ = 25655120.

The previous prime is 56605867. The next prime is 56605873. The reversal of 56605868 is 86850665.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (56605867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15173 + ... + 18531.

It is an arithmetic number, because the mean of its divisors is an integer number (4515840).

Almost surely, 2^56605868 is an apocalyptic number.

It is an amenable number.

56605868 is a deficient number, since it is larger than the sum of its proper divisors (51774292).

56605868 is a wasteful number, since it uses less digits than its factorization.

56605868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3757 (or 3755 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 56605868 is about 7523.6871279978. The cubic root of 56605868 is about 383.9610330106.

The spelling of 56605868 in words is "fifty-six million, six hundred five thousand, eight hundred sixty-eight".