2004490 has 16 divisors (see below), whose sum is σ = 3696840. Its totient is φ = 782080.

The previous prime is 2004479. The next prime is 2004511. The reversal of 2004490 is 944002.

It can be written as a sum of positive squares in 4 ways, for example, as 1283689 + 720801 = 1133^2 + 849^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2035 + ... + 2854.

2^2004490 is an apocalyptic number.

2004490 is a deficient number, since it is larger than the sum of its proper divisors (1692350).

2004490 is a wasteful number, since it uses less digits than its factorization.

2004490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4937.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2004490 is about 1415.8001271366. The cubic root of 2004490 is about 126.0863186133.

Adding to 2004490 its reverse (944002), we get a palindrome (2948492).

The spelling of 2004490 in words is "two million, four thousand, four hundred ninety".