252553232 has 10 divisors (see below), whose sum is σ = 489321918. Its totient is φ = 126276608.

The previous prime is 252553181. The next prime is 252553247. The reversal of 252553232 is 232355252.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 248882176 + 3671056 = 15776^2 + 1916^2 .

It is a junction number, because it is equal to n+sod(n) for n = 252553195 and 252553204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7892273 + ... + 7892304.

Almost surely, 2^252553232 is an apocalyptic number.

It is an amenable number.

252553232 is a deficient number, since it is larger than the sum of its proper divisors (236768686).

252553232 is a wasteful number, since it uses less digits than its factorization.

252553232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15784585 (or 15784579 counting only the distinct ones).

The product of its digits is 18000, while the sum is 29.

The square root of 252553232 is about 15891.9234833295. The cubic root of 252553232 is about 632.0978457705.

The spelling of 252553232 in words is "two hundred fifty-two million, five hundred fifty-three thousand, two hundred thirty-two".