52636653 has 12 divisors (see below), whose sum is σ = 78652860. Its totient is φ = 33880896.

The previous prime is 52636609. The next prime is 52636679. The reversal of 52636653 is 35663625.

It can be written as a sum of positive squares in 2 ways, for example, as 8838729 + 43797924 = 2973^2 + 6618^2 .

It is not a de Polignac number, because 52636653 - 2⁶ = 52636589 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52636153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100576 + ... + 101097.

It is an arithmetic number, because the mean of its divisors is an integer number (6554405).

Almost surely, 2^52636653 is an apocalyptic number.

It is an amenable number.

52636653 is a deficient number, since it is larger than the sum of its proper divisors (26016207).

52636653 is a wasteful number, since it uses less digits than its factorization.

52636653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201708 (or 201705 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 52636653 is about 7255.1121976162. The cubic root of 52636653 is about 374.7682194369.

The spelling of 52636653 in words is "fifty-two million, six hundred thirty-six thousand, six hundred fifty-three".