56332138 has 16 divisors (see below), whose sum is σ = 86184000. Its totient is φ = 27607072.

The previous prime is 56332117. The next prime is 56332141. The reversal of 56332138 is 83123365.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66723 + ... + 67561.

It is an arithmetic number, because the mean of its divisors is an integer number (5386500).

Almost surely, 2^56332138 is an apocalyptic number.

56332138 is a deficient number, since it is larger than the sum of its proper divisors (29851862).

56332138 is a wasteful number, since it uses less digits than its factorization.

56332138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469.

The product of its digits is 12960, while the sum is 31.

The square root of 56332138 is about 7505.4738691171. The cubic root of 56332138 is about 383.3411236392.

The spelling of 56332138 in words is "fifty-six million, three hundred thirty-two thousand, one hundred thirty-eight".