56147712 has 72 divisors (see below), whose sum is σ = 154649040. Its totient is φ = 18063360.

The previous prime is 56147701. The next prime is 56147747. The reversal of 56147712 is 21774165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21012 + ... + 23532.

Almost surely, 2^56147712 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 56147712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77324520).

56147712 is an abundant number, since it is smaller than the sum of its proper divisors (98501328).

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

56147712 is a wasteful number, since it uses less digits than its factorization.

56147712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569 (or 2555 counting only the distinct ones).

The product of its digits is 11760, while the sum is 33.

The square root of 56147712 is about 7493.1776970789. The cubic root of 56147712 is about 382.9223256190.

The spelling of 56147712 in words is "fifty-six million, one hundred forty-seven thousand, seven hundred twelve".