252263634 has 32 divisors (see below), whose sum is σ = 596488320. Its totient is φ = 69589632.

The previous prime is 252263603. The next prime is 252263651. The reversal of 252263634 is 436362252.

252263634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 252263595 and 252263604.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102339 + ... + 104774.

It is an arithmetic number, because the mean of its divisors is an integer number (18640260).

Almost surely, 2^252263634 is an apocalyptic number.

252263634 is an abundant number, since it is smaller than the sum of its proper divisors (344224686).

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

252263634 is a wasteful number, since it uses less digits than its factorization.

252263634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207154.

The product of its digits is 51840, while the sum is 33.

The square root of 252263634 is about 15882.8093862515. The cubic root of 252263634 is about 631.8561484943.

The spelling of 252263634 in words is "two hundred fifty-two million, two hundred sixty-three thousand, six hundred thirty-four".