252878632 has 32 divisors (see below), whose sum is σ = 480168000. Its totient is φ = 124843264.

The previous prime is 252878623. The next prime is 252878671. The reversal of 252878632 is 236878252.

252878632 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 7 ways as a sum of consecutive naturals, for example, 421869 + ... + 422467.

It is an arithmetic number, because the mean of its divisors is an integer number (15005250).

Almost surely, 2^252878632 is an apocalyptic number.

It is an amenable number.

252878632 is a deficient number, since it is larger than the sum of its proper divisors (227289368).

252878632 is a wasteful number, since it uses less digits than its factorization.

252878632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1181 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 252878632 is about 15902.1580925357. The cubic root of 252878632 is about 632.3692029059.

The spelling of 252878632 in words is "two hundred fifty-two million, eight hundred seventy-eight thousand, six hundred thirty-two".