330491172 has 36 divisors (see below), whose sum is σ = 847627088. Its totient is φ = 100148400.

The previous prime is 330491171. The next prime is 330491173. The reversal of 330491172 is 271194033.

It is an interprime number because it is at equal distance from previous prime (330491171) and next prime (330491173).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (330491171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112354 + ... + 115257.

Almost surely, 2^330491172 is an apocalyptic number.

It is an amenable number.

330491172 is an abundant number, since it is smaller than the sum of its proper divisors (517135916).

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

330491172 is a wasteful number, since it uses less digits than its factorization.

330491172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227640 (or 227627 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 330491172 is about 18179.4161622424. The cubic root of 330491172 is about 691.3850021739.

The spelling of 330491172 in words is "three hundred thirty million, four hundred ninety-one thousand, one hundred seventy-two".