56322918 has 32 divisors (see below), whose sum is σ = 125906400. Its totient is φ = 18662688.

The previous prime is 56322913. The next prime is 56322919. The reversal of 56322918 is 81922365.

56322918 is a `hidden beast` number, since 5 + 632 + 2 + 9 + 18 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56322911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6328 + ... + 12356.

It is an arithmetic number, because the mean of its divisors is an integer number (3934575).

Almost surely, 2^56322918 is an apocalyptic number.

56322918 is an abundant number, since it is smaller than the sum of its proper divisors (69583482).

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

56322918 is a wasteful number, since it uses less digits than its factorization.

56322918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6213 (or 6207 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 56322918 is about 7504.8596256026. The cubic root of 56322918 is about 383.3202084143.

The spelling of 56322918 in words is "fifty-six million, three hundred twenty-two thousand, nine hundred eighteen".