252636163 has 16 divisors (see below), whose sum is σ = 288158976. Its totient is φ = 219716640.

The previous prime is 252636161. The next prime is 252636169. The reversal of 252636163 is 361636252.

252636163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 252636163 - 2¹ = 252636161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252636161) 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, 13728 + ... + 26338.

It is an arithmetic number, because the mean of its divisors is an integer number (18009936).

Almost surely, 2^252636163 is an apocalyptic number.

252636163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

252636163 is a deficient number, since it is larger than the sum of its proper divisors (35522813).

252636163 is a wasteful number, since it uses less digits than its factorization.

252636163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12714.

The product of its digits is 38880, while the sum is 34.

The square root of 252636163 is about 15894.5324876198. The cubic root of 252636163 is about 632.1670256015.

The spelling of 252636163 in words is "two hundred fifty-two million, six hundred thirty-six thousand, one hundred sixty-three".