56933118 has 80 divisors (see below), whose sum is σ = 142598016. Its totient is φ = 16828560.

The previous prime is 56933113. The next prime is 56933131. The reversal of 56933118 is 81133965.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56933113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 76255 + ... + 76997.

Almost surely, 2^56933118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56933118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71299008).

56933118 is an abundant number, since it is smaller than the sum of its proper divisors (85664898).

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

56933118 is a wasteful number, since it uses less digits than its factorization.

56933118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811 (or 802 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 56933118 is about 7545.4037665323. The cubic root of 56933118 is about 384.6995305595.

The spelling of 56933118 in words is "fifty-six million, nine hundred thirty-three thousand, one hundred eighteen".