56372229 has 24 divisors (see below), whose sum is σ = 84960512. Its totient is φ = 35976960.

The previous prime is 56372227. The next prime is 56372249. The reversal of 56372229 is 92227365.

56372229 is a `hidden beast` number, since 563 + 72 + 2 + 29 = 666.

It is not a de Polignac number, because 56372229 - 2¹ = 56372227 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56372193 and 56372202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56372227) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 26022 + ... + 28104.

Almost surely, 2^56372229 is an apocalyptic number.

It is an amenable number.

56372229 is a deficient number, since it is larger than the sum of its proper divisors (28588283).

56372229 is a wasteful number, since it uses less digits than its factorization.

56372229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217 (or 2214 counting only the distinct ones).

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

The square root of 56372229 is about 7508.1441781575. The cubic root of 56372229 is about 383.4320420450.

The spelling of 56372229 in words is "fifty-six million, three hundred seventy-two thousand, two hundred twenty-nine".