54685864 has 16 divisors (see below), whose sum is σ = 102705120. Its totient is φ = 27297840.

The previous prime is 54685859. The next prime is 54685901. The reversal of 54685864 is 46858645.

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, 172 + ... + 10459.

It is an arithmetic number, because the mean of its divisors is an integer number (6419070).

Almost surely, 2^54685864 is an apocalyptic number.

It is an amenable number.

54685864 is a deficient number, since it is larger than the sum of its proper divisors (48019256).

54685864 is a wasteful number, since it uses less digits than its factorization.

54685864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11280 (or 11276 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The square root of 54685864 is about 7394.9891142584. The cubic root of 54685864 is about 379.5698364109.

The spelling of 54685864 in words is "fifty-four million, six hundred eighty-five thousand, eight hundred sixty-four".