252297750 has 32 divisors (see below), whose sum is σ = 629737056. Its totient is φ = 67279200.

The previous prime is 252297743. The next prime is 252297811. The reversal of 252297750 is 57792252.

It is a junction number, because it is equal to n+sod(n) for n = 252297699 and 252297708.

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, 167449 + ... + 168948.

It is an arithmetic number, because the mean of its divisors is an integer number (19679283).

Almost surely, 2^252297750 is an apocalyptic number.

252297750 is an abundant number, since it is smaller than the sum of its proper divisors (377439306).

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

252297750 is a wasteful number, since it uses less digits than its factorization.

252297750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336417 (or 336407 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 252297750 is about 15883.8833412991. The cubic root of 252297750 is about 631.8846311738.

The spelling of 252297750 in words is "two hundred fifty-two million, two hundred ninety-seven thousand, seven hundred fifty".