52565694 has 32 divisors (see below), whose sum is σ = 109089024. Its totient is φ = 16873920.

The previous prime is 52565663. The next prime is 52565699. The reversal of 52565694 is 49656525.

52565694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52565699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17439 + ... + 20229.

It is an arithmetic number, because the mean of its divisors is an integer number (3409032).

Almost surely, 2^52565694 is an apocalyptic number.

52565694 is an abundant number, since it is smaller than the sum of its proper divisors (56523330).

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

52565694 is a wasteful number, since it uses less digits than its factorization.

52565694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912.

The product of its digits is 324000, while the sum is 42.

The square root of 52565694 is about 7250.2202725159. The cubic root of 52565694 is about 374.5997364785.

The spelling of 52565694 in words is "fifty-two million, five hundred sixty-five thousand, six hundred ninety-four".