56574878 has 8 divisors (see below), whose sum is σ = 89854272. Its totient is φ = 26623456.

The previous prime is 56574863. The next prime is 56574883. The reversal of 56574878 is 87847565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831950 + ... + 832017.

It is an arithmetic number, because the mean of its divisors is an integer number (11231784).

Almost surely, 2^56574878 is an apocalyptic number.

56574878 is a deficient number, since it is larger than the sum of its proper divisors (33279394).

56574878 is a wasteful number, since it uses less digits than its factorization.

56574878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663986.

The product of its digits is 1881600, while the sum is 50.

The square root of 56574878 is about 7521.6273505140. The cubic root of 56574878 is about 383.8909512038.

The spelling of 56574878 in words is "fifty-six million, five hundred seventy-four thousand, eight hundred seventy-eight".