252718592 has 80 divisors (see below), whose sum is σ = 583355520. Its totient is φ = 107132928.

The previous prime is 252718589. The next prime is 252718633. The reversal of 252718592 is 295817252.

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, 383159 + ... + 383817.

It is an arithmetic number, because the mean of its divisors is an integer number (7291944).

Almost surely, 2^252718592 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 252718592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291677760).

252718592 is an abundant number, since it is smaller than the sum of its proper divisors (330636928).

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

252718592 is an equidigital number, since it uses as much as digits as its factorization.

252718592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791 (or 775 counting only the distinct ones).

The product of its digits is 100800, while the sum is 41.

The square root of 252718592 is about 15897.1252747156. The cubic root of 252718592 is about 632.2357716708.

The spelling of 252718592 in words is "two hundred fifty-two million, seven hundred eighteen thousand, five hundred ninety-two".