56726244 has 30 divisors (see below), whose sum is σ = 148294454. Its totient is φ = 18908640.

The previous prime is 56726239. The next prime is 56726261. The reversal of 56726244 is 44262765.

It can be written as a sum of positive squares in only one way, i.e., 56070144 + 656100 = 7488^2 + 810^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 56726199 and 56726208.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 87217 + ... + 87864.

Almost surely, 2^56726244 is an apocalyptic number.

56726244 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

56726244 is an abundant number, since it is smaller than the sum of its proper divisors (91568210).

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

56726244 is a wasteful number, since it uses less digits than its factorization.

56726244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175097 (or 175086 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 56726244 is about 7531.6826805170. The cubic root of 56726244 is about 384.2330128750.

The spelling of 56726244 in words is "fifty-six million, seven hundred twenty-six thousand, two hundred forty-four".