56631726 has 24 divisors (see below), whose sum is σ = 129920544. Its totient is φ = 17766720.

The previous prime is 56631697. The next prime is 56631737. The reversal of 56631726 is 62713665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92230 + ... + 92841.

It is an arithmetic number, because the mean of its divisors is an integer number (5413356).

Almost surely, 2^56631726 is an apocalyptic number.

56631726 is an abundant number, since it is smaller than the sum of its proper divisors (73288818).

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

56631726 is a wasteful number, since it uses less digits than its factorization.

56631726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185096 (or 185093 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 56631726 is about 7525.4053711411. The cubic root of 56631726 is about 384.0194895707.

The spelling of 56631726 in words is "fifty-six million, six hundred thirty-one thousand, seven hundred twenty-six".