2016904 has 16 divisors (see below), whose sum is σ = 3844620. Its totient is φ = 991680.

The previous prime is 2016881. The next prime is 2016919. The reversal of 2016904 is 4096102.

It can be written as a sum of positive squares in 2 ways, for example, as 1954404 + 62500 = 1398^2 + 250^2 .

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1579 + ... + 2554.

2^2016904 is an apocalyptic number.

It is an amenable number.

2016904 is a deficient number, since it is larger than the sum of its proper divisors (1827716).

2016904 is a wasteful number, since it uses less digits than its factorization.

2016904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4200 (or 4196 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2016904 is about 1420.1774537008. The cubic root of 2016904 is about 126.3460713705.

The spelling of 2016904 in words is "two million, sixteen thousand, nine hundred four".