52709566 has 32 divisors (see below), whose sum is σ = 98239680. Its totient is φ = 20653056.

The previous prime is 52709561. The next prime is 52709603. The reversal of 52709566 is 66590725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52709561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18510 + ... + 21166.

It is an arithmetic number, because the mean of its divisors is an integer number (3069990).

Almost surely, 2^52709566 is an apocalyptic number.

52709566 is a deficient number, since it is larger than the sum of its proper divisors (45530114).

52709566 is a wasteful number, since it uses less digits than its factorization.

52709566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 52709566 is about 7260.1353981865. The cubic root of 52709566 is about 374.9411842572.

The spelling of 52709566 in words is "fifty-two million, seven hundred nine thousand, five hundred sixty-six".