56163072 has 144 divisors (see below), whose sum is σ = 176863232. Its totient is φ = 15482880.

The previous prime is 56163067. The next prime is 56163101. The reversal of 56163072 is 27036165.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166488 + ... + 166824.

Almost surely, 2^56163072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56163072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88431616).

56163072 is an abundant number, since it is smaller than the sum of its proper divisors (120700160).

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

56163072 is a wasteful number, since it uses less digits than its factorization.

56163072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 56163072 is about 7494.2025593121. The cubic root of 56163072 is about 382.9572403731.

The spelling of 56163072 in words is "fifty-six million, one hundred sixty-three thousand, seventy-two".