56224164 has 24 divisors (see below), whose sum is σ = 134736448. Its totient is φ = 18234720.

The previous prime is 56224163. The next prime is 56224169. The reversal of 56224164 is 46142265.

It is a super-2 number, since 2×56224164² = 6322313234997792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56224163) 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, 62872 + ... + 63759.

Almost surely, 2^56224164 is an apocalyptic number.

It is an amenable number.

56224164 is an abundant number, since it is smaller than the sum of its proper divisors (78512284).

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

56224164 is a wasteful number, since it uses less digits than its factorization.

56224164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126675 (or 126673 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 56224164 is about 7498.2774021771. The cubic root of 56224164 is about 383.0960453747.

The spelling of 56224164 in words is "fifty-six million, two hundred twenty-four thousand, one hundred sixty-four".