2118604 has 12 divisors (see below), whose sum is σ = 3717784. Its totient is φ = 1056384.

The previous prime is 2118601. The next prime is 2118629. The reversal of 2118604 is 4068112.

It is not an unprimeable number, because it can be changed into a prime (2118601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2299 + ... + 3085.

2^2118604 is an apocalyptic number.

It is an amenable number.

2118604 is a deficient number, since it is larger than the sum of its proper divisors (1599180).

2118604 is a wasteful number, since it uses less digits than its factorization.

2118604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 2118604 is about 1455.5425105437. The cubic root of 2118604 is about 128.4349623189.

The spelling of 2118604 in words is "two million, one hundred eighteen thousand, six hundred four".