2109050 has 12 divisors (see below), whose sum is σ = 3922926. Its totient is φ = 843600.

The previous prime is 2109049. The next prime is 2109053. The reversal of 2109050 is 509012.

It can be written as a sum of positive squares in 3 ways, for example, as 966289 + 1142761 = 983^2 + 1069^2 .

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2109053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21041 + ... + 21140.

2^2109050 is an apocalyptic number.

2109050 is a deficient number, since it is larger than the sum of its proper divisors (1813876).

2109050 is a wasteful number, since it uses less digits than its factorization.

2109050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42193 (or 42188 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 2109050 is about 1452.2568643322. The cubic root of 2109050 is about 128.2416090884.

The spelling of 2109050 in words is "two million, one hundred nine thousand, fifty".