252666332 has 24 divisors (see below), whose sum is σ = 471340800. Its totient is φ = 118166256.

The previous prime is 252666329. The next prime is 252666353. The reversal of 252666332 is 233666252.

It is a junction number, because it is equal to n+sod(n) for n = 252666292 and 252666301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15038 + ... + 27045.

It is an arithmetic number, because the mean of its divisors is an integer number (19639200).

Almost surely, 2^252666332 is an apocalyptic number.

It is an amenable number.

252666332 is a deficient number, since it is larger than the sum of its proper divisors (218674468).

252666332 is a wasteful number, since it uses less digits than its factorization.

252666332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42185 (or 42183 counting only the distinct ones).

The product of its digits is 77760, while the sum is 35.

The square root of 252666332 is about 15895.4814963247. The cubic root of 252666332 is about 632.1921883859.

The spelling of 252666332 in words is "two hundred fifty-two million, six hundred sixty-six thousand, three hundred thirty-two".