2109004 has 6 divisors (see below), whose sum is σ = 3690764. Its totient is φ = 1054500.

The previous prime is 2108993. The next prime is 2109011. The reversal of 2109004 is 4009012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263622 + ... + 263629.

2^2109004 is an apocalyptic number.

It is an amenable number.

2109004 is a deficient number, since it is larger than the sum of its proper divisors (1581760).

2109004 is a wasteful number, since it uses less digits than its factorization.

2109004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527255 (or 527253 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2109004 is about 1452.2410268272. The cubic root of 2109004 is about 128.2406767323.

The spelling of 2109004 in words is "two million, one hundred nine thousand, four".