56523684 has 24 divisors (see below), whose sum is σ = 150730048. Its totient is φ = 16149600.

The previous prime is 56523683. The next prime is 56523721. The reversal of 56523684 is 48632565.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56523683) 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, 336367 + ... + 336534.

Almost surely, 2^56523684 is an apocalyptic number.

It is an amenable number.

56523684 is an abundant number, since it is smaller than the sum of its proper divisors (94206364).

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

56523684 is a wasteful number, since it uses less digits than its factorization.

56523684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672915 (or 672913 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 56523684 is about 7518.2234603662. The cubic root of 56523684 is about 383.7751233256.

The spelling of 56523684 in words is "fifty-six million, five hundred twenty-three thousand, six hundred eighty-four".