56578364 has 12 divisors (see below), whose sum is σ = 99332688. Its totient is φ = 28197600.

The previous prime is 56578349. The next prime is 56578369. The reversal of 56578364 is 46387565.

It is a super-2 number, since 2×56578364² = 6402222545832992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56578369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21497 + ... + 23984.

It is an arithmetic number, because the mean of its divisors is an integer number (8277724).

Almost surely, 2^56578364 is an apocalyptic number.

It is an amenable number.

56578364 is a deficient number, since it is larger than the sum of its proper divisors (42754324).

56578364 is a wasteful number, since it uses less digits than its factorization.

56578364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45796 (or 45794 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 56578364 is about 7521.8590787119. The cubic root of 56578364 is about 383.8988358363.

The spelling of 56578364 in words is "fifty-six million, five hundred seventy-eight thousand, three hundred sixty-four".