2604804 has 24 divisors (see below), whose sum is σ = 6127968. Its totient is φ = 861120.

The previous prime is 2604803. The next prime is 2604821. The reversal of 2604804 is 4084062.

It is not an unprimeable number, because it can be changed into a prime (2604803) 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, 744 + ... + 2400.

It is an arithmetic number, because the mean of its divisors is an integer number (255332).

2^2604804 is an apocalyptic number.

It is an amenable number.

2604804 is an abundant number, since it is smaller than the sum of its proper divisors (3523164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2604804 is a wasteful number, since it uses less digits than its factorization.

2604804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795 (or 1793 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 2604804 is about 1613.9405193501. The cubic root of 2604804 is about 137.5915247394.

Adding to 2604804 its reverse (4084062), we get a palindrome (6688866).

The spelling of 2604804 in words is "two million, six hundred four thousand, eight hundred four".