331085316 has 12 divisors (see below), whose sum is σ = 772532432. Its totient is φ = 110361768.

The previous prime is 331085273. The next prime is 331085323. The reversal of 331085316 is 613580133.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13795210 + ... + 13795233.

Almost surely, 2^331085316 is an apocalyptic number.

It is an amenable number.

331085316 is an abundant number, since it is smaller than the sum of its proper divisors (441447116).

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

331085316 is a wasteful number, since it uses less digits than its factorization.

331085316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27590450 (or 27590448 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 331085316 is about 18195.7499433247. The cubic root of 331085316 is about 691.7990690420.

The spelling of 331085316 in words is "three hundred thirty-one million, eighty-five thousand, three hundred sixteen".