2108955 has 16 divisors (see below), whose sum is σ = 3432960. Its totient is φ = 1105248.

The previous prime is 2108941. The next prime is 2108957. The reversal of 2108955 is 5598012.

It is not a de Polignac number, because 2108955 - 2⁸ = 2108699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2108957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307 + ... + 2076.

It is an arithmetic number, because the mean of its divisors is an integer number (214560).

2^2108955 is an apocalyptic number.

2108955 is a deficient number, since it is larger than the sum of its proper divisors (1324005).

2108955 is a wasteful number, since it uses less digits than its factorization.

2108955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 2108955 is about 1452.2241562514. The cubic root of 2108955 is about 128.2396835555.

The spelling of 2108955 in words is "two million, one hundred eight thousand, nine hundred fifty-five".