2905604 has 24 divisors (see below), whose sum is σ = 5560128. Its totient is φ = 1320480.

The previous prime is 2905603. The next prime is 2905607. The reversal of 2905604 is 4065092.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (2905601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3299 + ... + 4085.

It is an arithmetic number, because the mean of its divisors is an integer number (231672).

2^2905604 is an apocalyptic number.

It is an amenable number.

2905604 is a deficient number, since it is larger than the sum of its proper divisors (2654524).

2905604 is a wasteful number, since it uses less digits than its factorization.

2905604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2905604 is about 1704.5832335207. The cubic root of 2905604 is about 142.6961124574.

The spelling of 2905604 in words is "two million, nine hundred five thousand, six hundred four".