252663984 has 60 divisors (see below), whose sum is σ = 708454656. Its totient is φ = 84061056.

The previous prime is 252663973. The next prime is 252663997. The reversal of 252663984 is 489366252.

252663984 is a `hidden beast` number, since 2 + 5 + 2 + 6 + 639 + 8 + 4 = 666.

252663984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92689 + ... + 95375.

Almost surely, 2^252663984 is an apocalyptic number.

252663984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252663984 is an abundant number, since it is smaller than the sum of its proper divisors (455790672).

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

252663984 is a wasteful number, since it uses less digits than its factorization.

252663984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354 (or 3345 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 252663984 is about 15895.4076386861. The cubic root of 252663984 is about 632.1902300827.

The spelling of 252663984 in words is "two hundred fifty-two million, six hundred sixty-three thousand, nine hundred eighty-four".