52716566 has 16 divisors (see below), whose sum is σ = 91854240. Its totient is φ = 22222080.

The previous prime is 52716553. The next prime is 52716571. The reversal of 52716566 is 66561725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30011 + ... + 31718.

It is an arithmetic number, because the mean of its divisors is an integer number (5740890).

Almost surely, 2^52716566 is an apocalyptic number.

52716566 is a deficient number, since it is larger than the sum of its proper divisors (39137674).

52716566 is a wasteful number, since it uses less digits than its factorization.

52716566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61799.

The product of its digits is 75600, while the sum is 38.

The square root of 52716566 is about 7260.6174668550. The cubic root of 52716566 is about 374.9577813211.

The spelling of 52716566 in words is "fifty-two million, seven hundred sixteen thousand, five hundred sixty-six".