56357226 has 12 divisors (see below), whose sum is σ = 122107362. Its totient is φ = 18785736.

The previous prime is 56357209. The next prime is 56357239. The reversal of 56357226 is 62275365.

It is a happy number.

56357226 is a `hidden beast` number, since 5 + 63 + 572 + 26 = 666.

It can be written as a sum of positive squares in only one way, i.e., 48986001 + 7371225 = 6999^2 + 2715^2 .

It is a super-2 number, since 2×56357226² = 6352273844830152, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1565461 + ... + 1565496.

Almost surely, 2^56357226 is an apocalyptic number.

56357226 is an abundant number, since it is smaller than the sum of its proper divisors (65750136).

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

56357226 is a wasteful number, since it uses less digits than its factorization.

56357226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130965 (or 3130962 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 56357226 is about 7507.1449966016. The cubic root of 56357226 is about 383.3980232770.

The spelling of 56357226 in words is "fifty-six million, three hundred fifty-seven thousand, two hundred twenty-six".