252339456 has 72 divisors (see below), whose sum is σ = 706978720. Its totient is φ = 79681536.

The previous prime is 252339431. The next prime is 252339499. The reversal of 252339456 is 654933252.

It is a congruent number.

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, 5946 + ... + 23238.

Almost surely, 2^252339456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252339456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353489360).

252339456 is an abundant number, since it is smaller than the sum of its proper divisors (454639264).

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

252339456 is a wasteful number, since it uses less digits than its factorization.

252339456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17331 (or 17317 counting only the distinct ones).

The product of its digits is 194400, while the sum is 39.

The square root of 252339456 is about 15885.1961272123. The cubic root of 252339456 is about 631.9194470853.

The spelling of 252339456 in words is "two hundred fifty-two million, three hundred thirty-nine thousand, four hundred fifty-six".