2555804 has 12 divisors (see below), whose sum is σ = 4708200. Its totient is φ = 1210608.

The previous prime is 2555779. The next prime is 2555809. The reversal of 2555804 is 4085552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555809) 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, 16739 + ... + 16890.

It is an arithmetic number, because the mean of its divisors is an integer number (392350).

2^2555804 is an apocalyptic number.

It is an amenable number.

2555804 is a deficient number, since it is larger than the sum of its proper divisors (2152396).

2555804 is a wasteful number, since it uses less digits than its factorization.

2555804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33652 (or 33650 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2555804 is about 1598.6882122540. The cubic root of 2555804 is about 136.7232946636.

The spelling of 2555804 in words is "two million, five hundred fifty-five thousand, eight hundred four".