331349052 has 24 divisors (see below), whose sum is σ = 773445456. Its totient is φ = 110407168.

The previous prime is 331349009. The next prime is 331349069. The reversal of 331349052 is 250943133.

It is a super-2 number, since 2×331349052² = 219584388522597408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51148 + ... + 57260.

It is an arithmetic number, because the mean of its divisors is an integer number (32226894).

Almost surely, 2^331349052 is an apocalyptic number.

It is an amenable number.

331349052 is an abundant number, since it is smaller than the sum of its proper divisors (442096404).

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

331349052 is a wasteful number, since it uses less digits than its factorization.

331349052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10637 (or 10635 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 331349052 is about 18202.9956875235. The cubic root of 331349052 is about 691.9827114306.

The spelling of 331349052 in words is "three hundred thirty-one million, three hundred forty-nine thousand, fifty-two".