252235500 has 96 divisors (see below), whose sum is σ = 801335808. Its totient is φ = 61144000.

The previous prime is 252235447. The next prime is 252235531. The reversal of 252235500 is 5532252.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8857 + ... + 24143.

It is an arithmetic number, because the mean of its divisors is an integer number (8347248).

Almost surely, 2^252235500 is an apocalyptic number.

252235500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252235500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400667904).

252235500 is an abundant number, since it is smaller than the sum of its proper divisors (549100308).

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

252235500 is a wasteful number, since it uses less digits than its factorization.

252235500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15320 (or 15308 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 252235500 is about 15881.9236870097. The cubic root of 252235500 is about 631.8326581197.

Adding to 252235500 its reverse (5532252), we get a palindrome (257767752).

The spelling of 252235500 in words is "two hundred fifty-two million, two hundred thirty-five thousand, five hundred".