2489804 has 12 divisors (see below), whose sum is σ = 4475184. Its totient is φ = 1211184.

The previous prime is 2489801. The next prime is 2489813. The reversal of 2489804 is 4089842.

It is not an unprimeable number, because it can be changed into a prime (2489801) 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, 8264 + ... + 8559.

It is an arithmetic number, because the mean of its divisors is an integer number (372932).

2^2489804 is an apocalyptic number.

It is an amenable number.

2489804 is a deficient number, since it is larger than the sum of its proper divisors (1985380).

2489804 is a wasteful number, since it uses less digits than its factorization.

2489804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16864 (or 16862 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 2489804 is about 1577.9112776072. The cubic root of 2489804 is about 135.5361214139.

The spelling of 2489804 in words is "two million, four hundred eighty-nine thousand, eight hundred four".