331484312 has 16 divisors (see below), whose sum is σ = 625257360. Its totient is φ = 164749024.

The previous prime is 331484273. The next prime is 331484339. The reversal of 331484312 is 213484133.

It is a happy number.

It is a super-2 number, since 2×331484312² = 219763698204226688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122723 + ... + 125394.

It is an arithmetic number, because the mean of its divisors is an integer number (39078585).

Almost surely, 2^331484312 is an apocalyptic number.

It is an amenable number.

331484312 is a deficient number, since it is larger than the sum of its proper divisors (293773048).

331484312 is a wasteful number, since it uses less digits than its factorization.

331484312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248290 (or 248286 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 331484312 is about 18206.7106309734. The cubic root of 331484312 is about 692.0768567114.

The spelling of 331484312 in words is "three hundred thirty-one million, four hundred eighty-four thousand, three hundred twelve".