56874678 has 16 divisors (see below), whose sum is σ = 129999360. Its totient is φ = 16249896.

The previous prime is 56874637. The next prime is 56874683. The reversal of 56874678 is 87647865.

It is a self number, because there is not a number n which added to its sum of digits gives 56874678.

It is a congruent number.

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, 677038 + ... + 677121.

It is an arithmetic number, because the mean of its divisors is an integer number (8124960).

Almost surely, 2^56874678 is an apocalyptic number.

56874678 is an abundant number, since it is smaller than the sum of its proper divisors (73124682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56874678 is a wasteful number, since it uses less digits than its factorization.

56874678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354171.

The product of its digits is 2257920, while the sum is 51.

The square root of 56874678 is about 7541.5302160768. The cubic root of 56874678 is about 384.5678582977.

The spelling of 56874678 in words is "fifty-six million, eight hundred seventy-four thousand, six hundred seventy-eight".