56684776 has 16 divisors (see below), whose sum is σ = 106483140. Its totient is φ = 28289280.

The previous prime is 56684759. The next prime is 56684801. The reversal of 56684776 is 67748665.

It can be written as a sum of positive squares in 2 ways, for example, as 56640676 + 44100 = 7526^2 + 210^2 .

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, 1905 + ... + 10816.

Almost surely, 2^56684776 is an apocalyptic number.

It is an amenable number.

56684776 is a deficient number, since it is larger than the sum of its proper divisors (49798364).

56684776 is a wasteful number, since it uses less digits than its factorization.

56684776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13284 (or 13280 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The square root of 56684776 is about 7528.9292731437. The cubic root of 56684776 is about 384.1393627549.

The spelling of 56684776 in words is "fifty-six million, six hundred eighty-four thousand, seven hundred seventy-six".