3109328 has 20 divisors (see below), whose sum is σ = 6052068. Its totient is φ = 1547520.

The previous prime is 3109319. The next prime is 3109333. The reversal of 3109328 is 8239013.

It can be written as a sum of positive squares in 2 ways, for example, as 1281424 + 1827904 = 1132^2 + 1352^2 .

It is a super-2 number, since 2×3109328² = 19335841223168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3109297 and 3109306.

It is a congruent number.

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, 5708 + ... + 6228.

Almost surely, 2^3109328 is an apocalyptic number.

It is an amenable number.

3109328 is a deficient number, since it is larger than the sum of its proper divisors (2942740).

3109328 is a wasteful number, since it uses less digits than its factorization.

3109328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 896 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 3109328 is about 1763.3286704412. The cubic root of 3109328 is about 145.9560761095.

The spelling of 3109328 in words is "three million, one hundred nine thousand, three hundred twenty-eight".