52644416 has 28 divisors (see below), whose sum is σ = 113964720. Its totient is φ = 23928960.

The previous prime is 52644413. The next prime is 52644457. The reversal of 52644416 is 61444625.

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

It is not an unprimeable number, because it can be changed into a prime (52644413) 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, 36686 + ... + 38093.

Almost surely, 2^52644416 is an apocalyptic number.

It is an amenable number.

52644416 is an abundant number, since it is smaller than the sum of its proper divisors (61320304).

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

52644416 is a wasteful number, since it uses less digits than its factorization.

52644416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74802 (or 74792 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 52644416 is about 7255.6471799558. The cubic root of 52644416 is about 374.7866424844.

The spelling of 52644416 in words is "fifty-two million, six hundred forty-four thousand, four hundred sixteen".