56847456 has 108 divisors (see below), whose sum is σ = 171980172. Its totient is φ = 17808384.

The previous prime is 56847433. The next prime is 56847457. The reversal of 56847456 is 65474865.

56847456 is a `hidden beast` number, since 568 + 47 + 45 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56847457) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 82891 + ... + 83573.

It is an arithmetic number, because the mean of its divisors is an integer number (1592409).

Almost surely, 2^56847456 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 56847456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85990086).

56847456 is an abundant number, since it is smaller than the sum of its proper divisors (115132716).

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

56847456 is a wasteful number, since it uses less digits than its factorization.

56847456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 705 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 56847456 is about 7539.7251939311. The cubic root of 56847456 is about 384.5064931040.

The spelling of 56847456 in words is "fifty-six million, eight hundred forty-seven thousand, four hundred fifty-six".