56544224 has 24 divisors (see below), whose sum is σ = 121442328. Its totient is φ = 25701760.

The previous prime is 56544221. The next prime is 56544253. The reversal of 56544224 is 42244565.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56544221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79967 + ... + 80670.

It is an arithmetic number, because the mean of its divisors is an integer number (5060097).

Almost surely, 2^56544224 is an apocalyptic number.

It is an amenable number.

56544224 is an abundant number, since it is smaller than the sum of its proper divisors (64898104).

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

56544224 is a wasteful number, since it uses less digits than its factorization.

56544224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160658 (or 160650 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 56544224 is about 7519.5893504898. The cubic root of 56544224 is about 383.8216040562.

Adding to 56544224 its reverse (42244565), we get a palindrome (98788789).

The spelling of 56544224 in words is "fifty-six million, five hundred forty-four thousand, two hundred twenty-four".