2856004 has 12 divisors (see below), whose sum is σ = 5261200. Its totient is φ = 1352808.

The previous prime is 2856001. The next prime is 2856037. The reversal of 2856004 is 4006582.

2856004 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2856004.

It is not an unprimeable number, because it can be changed into a prime (2856001) 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, 18714 + ... + 18865.

2^2856004 is an apocalyptic number.

It is an amenable number.

2856004 is a deficient number, since it is larger than the sum of its proper divisors (2405196).

2856004 is a wasteful number, since it uses less digits than its factorization.

2856004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37602 (or 37600 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2856004 is about 1689.9715973945. The cubic root of 2856004 is about 141.8794851319.

The spelling of 2856004 in words is "two million, eight hundred fifty-six thousand, four".