331241252 has 12 divisors (see below), whose sum is σ = 579826800. Its totient is φ = 165576456.

The previous prime is 331241227. The next prime is 331241257. The reversal of 331241252 is 252142133.

It is not an unprimeable number, because it can be changed into a prime (331241257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10499 + ... + 27797.

It is an arithmetic number, because the mean of its divisors is an integer number (48318900).

Almost surely, 2^331241252 is an apocalyptic number.

It is an amenable number.

331241252 is a deficient number, since it is larger than the sum of its proper divisors (248585548).

331241252 is a wasteful number, since it uses less digits than its factorization.

331241252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22090 (or 22088 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 331241252 is about 18200.0343955719. The cubic root of 331241252 is about 691.9076608388.

Adding to 331241252 its reverse (252142133), we get a palindrome (583383385).

The spelling of 331241252 in words is "three hundred thirty-one million, two hundred forty-one thousand, two hundred fifty-two".