328807612 has 24 divisors (see below), whose sum is σ = 661812704. Its totient is φ = 140018112.

The previous prime is 328807561. The next prime is 328807631. The reversal of 328807612 is 216708823.

328807612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×328807612² = 216228891418285088, 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, 33003 + ... + 41794.

Almost surely, 2^328807612 is an apocalyptic number.

It is an amenable number.

328807612 is an abundant number, since it is smaller than the sum of its proper divisors (333005092).

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

328807612 is a wasteful number, since it uses less digits than its factorization.

328807612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74965 (or 74963 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 328807612 is about 18133.0530247943. The cubic root of 328807612 is about 690.2090048078.

The spelling of 328807612 in words is "three hundred twenty-eight million, eight hundred seven thousand, six hundred twelve".