2110904 has 8 divisors (see below), whose sum is σ = 3957960. Its totient is φ = 1055448.

The previous prime is 2110891. The next prime is 2110909. The reversal of 2110904 is 4090112.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131924 + ... + 131939.

It is an arithmetic number, because the mean of its divisors is an integer number (494745).

2^2110904 is an apocalyptic number.

It is an amenable number.

2110904 is a deficient number, since it is larger than the sum of its proper divisors (1847056).

2110904 is a wasteful number, since it uses less digits than its factorization.

2110904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263869 (or 263865 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2110904 is about 1452.8950409441. The cubic root of 2110904 is about 128.2791758141.

The spelling of 2110904 in words is "two million, one hundred ten thousand, nine hundred four".