252406760 has 16 divisors (see below), whose sum is σ = 567915300. Its totient is φ = 100962688.

The previous prime is 252406757. The next prime is 252406789. The reversal of 252406760 is 67604252.

It can be written as a sum of positive squares in 2 ways, for example, as 227466724 + 24940036 = 15082^2 + 4994^2 .

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, 3155045 + ... + 3155124.

Almost surely, 2^252406760 is an apocalyptic number.

252406760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252406760 is an abundant number, since it is smaller than the sum of its proper divisors (315508540).

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

252406760 is a wasteful number, since it uses less digits than its factorization.

252406760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6310180 (or 6310176 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 252406760 is about 15887.3144363671. The cubic root of 252406760 is about 631.9756239597.

The spelling of 252406760 in words is "two hundred fifty-two million, four hundred six thousand, seven hundred sixty".