56531227 has 8 divisors (see below), whose sum is σ = 58170096. Its totient is φ = 54898272.

The previous prime is 56531219. The next prime is 56531249. The reversal of 56531227 is 72213565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56531227 - 2³ = 56531219 is a prime.

It is a super-2 number, since 2×56531227² = 6391559252251058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56531207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24153 + ... + 26389.

It is an arithmetic number, because the mean of its divisors is an integer number (7271262).

Almost surely, 2^56531227 is an apocalyptic number.

56531227 is a deficient number, since it is larger than the sum of its proper divisors (1638869).

56531227 is a wasteful number, since it uses less digits than its factorization.

56531227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2957.

The product of its digits is 12600, while the sum is 31.

The square root of 56531227 is about 7518.7250913968. The cubic root of 56531227 is about 383.7921939692.

The spelling of 56531227 in words is "fifty-six million, five hundred thirty-one thousand, two hundred twenty-seven".