252530298 has 20 divisors (see below), whose sum is σ = 565855290. Its totient is φ = 84176712.

The previous prime is 252530297. The next prime is 252530323. The reversal of 252530298 is 892035252.

It can be written as a sum of positive squares in only one way, i.e., 244390689 + 8139609 = 15633^2 + 2853^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252530297) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 779253 + ... + 779576.

Almost surely, 2^252530298 is an apocalyptic number.

252530298 is an abundant number, since it is smaller than the sum of its proper divisors (313324992).

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

252530298 is a wasteful number, since it uses less digits than its factorization.

252530298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558843 (or 1558834 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 252530298 is about 15891.2019054570. The cubic root of 252530298 is about 632.0787118891.

It can be divided in two parts, 2525 and 30298, that added together give a palindrome (32823).

The spelling of 252530298 in words is "two hundred fifty-two million, five hundred thirty thousand, two hundred ninety-eight".