52716644 has 12 divisors (see below), whose sum is σ = 96265344. Its totient is φ = 25212264.

The previous prime is 52716623. The next prime is 52716661. The reversal of 52716644 is 44661725.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286412 + ... + 286595.

It is an arithmetic number, because the mean of its divisors is an integer number (8022112).

Almost surely, 2^52716644 is an apocalyptic number.

It is an amenable number.

52716644 is a deficient number, since it is larger than the sum of its proper divisors (43548700).

52716644 is a wasteful number, since it uses less digits than its factorization.

52716644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573034 (or 573032 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 52716644 is about 7260.6228382970. The cubic root of 52716644 is about 374.9579662516.

It can be divided in two parts, 527 and 16644, that added together give a palindrome (17171).

The spelling of 52716644 in words is "fifty-two million, seven hundred sixteen thousand, six hundred forty-four".