3108928 has 28 divisors (see below), whose sum is σ = 6372352. Its totient is φ = 1503360.

The previous prime is 3108901. The next prime is 3108949. The reversal of 3108928 is 8298013.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a self number, because there is not a number n which added to its sum of digits gives 3108928.

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, 1201 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (227584).

Almost surely, 2^3108928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3108928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3186176).

3108928 is an abundant number, since it is smaller than the sum of its proper divisors (3263424).

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

3108928 is a wasteful number, since it uses less digits than its factorization.

3108928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610 (or 1600 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 3108928 is about 1763.2152449432. The cubic root of 3108928 is about 145.9498169934.

The spelling of 3108928 in words is "three million, one hundred eight thousand, nine hundred twenty-eight".