252642750 has 32 divisors (see below), whose sum is σ = 630598176. Its totient is φ = 67371200.

The previous prime is 252642739. The next prime is 252642769. The reversal of 252642750 is 57246252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167679 + ... + 169178.

It is an arithmetic number, because the mean of its divisors is an integer number (19706193).

Almost surely, 2^252642750 is an apocalyptic number.

252642750 is an abundant number, since it is smaller than the sum of its proper divisors (377955426).

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

252642750 is a wasteful number, since it uses less digits than its factorization.

252642750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336877 (or 336867 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 252642750 is about 15894.7396958868. The cubic root of 252642750 is about 632.1725197318.

The spelling of 252642750 in words is "two hundred fifty-two million, six hundred forty-two thousand, seven hundred fifty".