56845648 has 10 divisors (see below), whose sum is σ = 110138474. Its totient is φ = 28422816.

The previous prime is 56845643. The next prime is 56845651. The reversal of 56845648 is 84654865.

It can be written as a sum of positive squares in only one way, i.e., 29680704 + 27164944 = 5448^2 + 5212^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56845598 and 56845607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56845643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1776411 + ... + 1776442.

Almost surely, 2^56845648 is an apocalyptic number.

It is an amenable number.

56845648 is a deficient number, since it is larger than the sum of its proper divisors (53292826).

56845648 is a wasteful number, since it uses less digits than its factorization.

56845648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3552861 (or 3552855 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The square root of 56845648 is about 7539.6052947087. The cubic root of 56845648 is about 384.5024167263.

The spelling of 56845648 in words is "fifty-six million, eight hundred forty-five thousand, six hundred forty-eight".