352131252 has 48 divisors (see below), whose sum is σ = 897758400. Its totient is φ = 106536960.

The previous prime is 352131181. The next prime is 352131271. The reversal of 352131252 is 252131253.

It is a happy number.

352131252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99774 + ... + 103242.

It is an arithmetic number, because the mean of its divisors is an integer number (18703300).

Almost surely, 2^352131252 is an apocalyptic number.

It is an amenable number.

352131252 is an abundant number, since it is smaller than the sum of its proper divisors (545627148).

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

352131252 is a wasteful number, since it uses less digits than its factorization.

352131252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256 (or 4254 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 352131252 is about 18765.1605908396. The cubic root of 352131252 is about 706.1574147355.

Subtracting from 352131252 its reverse (252131253), we obtain a palindrome (99999999).

The spelling of 352131252 in words is "three hundred fifty-two million, one hundred thirty-one thousand, two hundred fifty-two".