56596578 has 16 divisors (see below), whose sum is σ = 113827680. Its totient is φ = 18759776.

The previous prime is 56596577. The next prime is 56596591. The reversal of 56596578 is 87569565.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 56596578.

It is not an unprimeable number, because it can be changed into a prime (56596577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25275 + ... + 27422.

It is an arithmetic number, because the mean of its divisors is an integer number (7114230).

Almost surely, 2^56596578 is an apocalyptic number.

56596578 is an abundant number, since it is smaller than the sum of its proper divisors (57231102).

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

56596578 is a wasteful number, since it uses less digits than its factorization.

56596578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52881.

The product of its digits is 2268000, while the sum is 51.

The square root of 56596578 is about 7523.0697192037. The cubic root of 56596578 is about 383.9400269837.

The spelling of 56596578 in words is "fifty-six million, five hundred ninety-six thousand, five hundred seventy-eight".