56321125 has 32 divisors (see below), whose sum is σ = 80990208. Its totient is φ = 38304000.

The previous prime is 56321113. The next prime is 56321129. The reversal of 56321125 is 52112365.

It is not a de Polignac number, because 56321125 - 2⁵ = 56321093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56321125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56321129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166957 + ... + 167293.

It is an arithmetic number, because the mean of its divisors is an integer number (2530944).

Almost surely, 2^56321125 is an apocalyptic number.

It is an amenable number.

56321125 is a deficient number, since it is larger than the sum of its proper divisors (24669083).

56321125 is a wasteful number, since it uses less digits than its factorization.

56321125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 540 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 56321125 is about 7504.7401687200. The cubic root of 56321125 is about 383.3161407958.

The spelling of 56321125 in words is "fifty-six million, three hundred twenty-one thousand, one hundred twenty-five".