3109028 has 24 divisors (see below), whose sum is σ = 6205752. Its totient is φ = 1350144.

The previous prime is 3108991. The next prime is 3109031. The reversal of 3109028 is 8209013.

3109028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1098304 + 2010724 = 1048^2 + 1418^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3108994 and 3109012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875 + ... + 2642.

It is an arithmetic number, because the mean of its divisors is an integer number (258573).

Almost surely, 2^3109028 is an apocalyptic number.

It is an amenable number.

3109028 is a deficient number, since it is larger than the sum of its proper divisors (3096724).

3109028 is a wasteful number, since it uses less digits than its factorization.

3109028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551 (or 3549 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 3109028 is about 1763.2436020017. The cubic root of 3109028 is about 145.9513818228.

The spelling of 3109028 in words is "three million, one hundred nine thousand, twenty-eight".