1908604 has 12 divisors (see below), whose sum is σ = 3355128. Its totient is φ = 950000.

The previous prime is 1908601. The next prime is 1908611. The reversal of 1908604 is 4068091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1908601) 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, 54 + ... + 1954.

It is an arithmetic number, because the mean of its divisors is an integer number (279594).

2^1908604 is an apocalyptic number.

It is an amenable number.

1908604 is a deficient number, since it is larger than the sum of its proper divisors (1446524).

1908604 is a wasteful number, since it uses less digits than its factorization.

1908604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156 (or 2154 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1908604 is about 1381.5223487154. The cubic root of 1908604 is about 124.0429091874.

The spelling of 1908604 in words is "one million, nine hundred eight thousand, six hundred four".