56637342 has 24 divisors (see below), whose sum is σ = 124398144. Its totient is φ = 18620064.

The previous prime is 56637323. The next prime is 56637367. The reversal of 56637342 is 24373665.

It is a junction number, because it is equal to n+sod(n) for n = 56637297 and 56637306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20238 + ... + 22865.

It is an arithmetic number, because the mean of its divisors is an integer number (5183256).

Almost surely, 2^56637342 is an apocalyptic number.

56637342 is an abundant number, since it is smaller than the sum of its proper divisors (67760802).

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

56637342 is a wasteful number, since it uses less digits than its factorization.

56637342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43184 (or 43181 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 56637342 is about 7525.7784979363. The cubic root of 56637342 is about 384.0321831750.

The spelling of 56637342 in words is "fifty-six million, six hundred thirty-seven thousand, three hundred forty-two".