56332737 has 6 divisors (see below), whose sum is σ = 81369522. Its totient is φ = 37555152.

The previous prime is 56332733. The next prime is 56332753. The reversal of 56332737 is 73723365.

It is a happy number.

56332737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 53231616 + 3101121 = 7296^2 + 1761^2 .

It is not a de Polignac number, because 56332737 - 2² = 56332733 is a prime.

It is a super-2 number, since 2×56332737² = 6346754515822338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56332733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3129588 + ... + 3129605.

It is an arithmetic number, because the mean of its divisors is an integer number (13561587).

Almost surely, 2^56332737 is an apocalyptic number.

It is an amenable number.

56332737 is a deficient number, since it is larger than the sum of its proper divisors (25036785).

56332737 is a wasteful number, since it uses less digits than its factorization.

56332737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259199 (or 6259196 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 56332737 is about 7505.5137732203. The cubic root of 56332737 is about 383.3424823693.

The spelling of 56332737 in words is "fifty-six million, three hundred thirty-two thousand, seven hundred thirty-seven".