53228564 has 24 divisors (see below), whose sum is σ = 99828288. Its totient is φ = 24744320.

The previous prime is 53228563. The next prime is 53228587. The reversal of 53228564 is 46582235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53228563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929 + ... + 10359.

It is an arithmetic number, because the mean of its divisors is an integer number (4159512).

Almost surely, 2^53228564 is an apocalyptic number.

It is an amenable number.

53228564 is a deficient number, since it is larger than the sum of its proper divisors (46599724).

53228564 is a wasteful number, since it uses less digits than its factorization.

53228564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9535 (or 9533 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 53228564 is about 7295.7908413002. The cubic root of 53228564 is about 376.1677706859.

The spelling of 53228564 in words is "fifty-three million, two hundred twenty-eight thousand, five hundred sixty-four".