252256336 has 40 divisors (see below), whose sum is σ = 519073920. Its totient is φ = 118347264.

The previous prime is 252256327. The next prime is 252256337. The reversal of 252256336 is 633652252.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252256337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101865 + ... + 104311.

It is an arithmetic number, because the mean of its divisors is an integer number (12976848).

Almost surely, 2^252256336 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 252256336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259536960).

252256336 is an abundant number, since it is smaller than the sum of its proper divisors (266817584).

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

252256336 is a wasteful number, since it uses less digits than its factorization.

252256336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851 (or 2845 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

The square root of 252256336 is about 15882.5796393407. The cubic root of 252256336 is about 631.8500552252.

The spelling of 252256336 in words is "two hundred fifty-two million, two hundred fifty-six thousand, three hundred thirty-six".