252663776 has 24 divisors (see below), whose sum is σ = 514586520. Its totient is φ = 121975168.

The previous prime is 252663751. The next prime is 252663781. The reversal of 252663776 is 677366252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135206 + ... + 137061.

It is an arithmetic number, because the mean of its divisors is an integer number (21441105).

Almost surely, 2^252663776 is an apocalyptic number.

It is an amenable number.

252663776 is an abundant number, since it is smaller than the sum of its proper divisors (261922744).

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

252663776 is a wasteful number, since it uses less digits than its factorization.

252663776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272306 (or 272298 counting only the distinct ones).

The product of its digits is 635040, while the sum is 44.

The square root of 252663776 is about 15895.4010959145. The cubic root of 252663776 is about 632.1900566038.

The spelling of 252663776 in words is "two hundred fifty-two million, six hundred sixty-three thousand, seven hundred seventy-six".