2109028 has 12 divisors (see below), whose sum is σ = 3727360. Its totient is φ = 1044072.

The previous prime is 2109013. The next prime is 2109049. The reversal of 2109028 is 8209012.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

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, 2148 + ... + 2971.

2^2109028 is an apocalyptic number.

It is an amenable number.

2109028 is a deficient number, since it is larger than the sum of its proper divisors (1618332).

2109028 is a wasteful number, since it uses less digits than its factorization.

2109028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5226 (or 5224 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2109028 is about 1452.2492898948. The cubic root of 2109028 is about 128.2411631807.

The spelling of 2109028 in words is "two million, one hundred nine thousand, twenty-eight".