204044404 has 18 divisors (see below), whose sum is σ = 379319990. Its totient is φ = 96020352.

The previous prime is 204044389. The next prime is 204044411. The reversal of 204044404 is 404440402.

It can be written as a sum of positive squares in 3 ways, for example, as 25020004 + 179024400 = 5002^2 + 13380^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87099 + ... + 89410.

Almost surely, 2^204044404 is an apocalyptic number.

It is an amenable number.

204044404 is a deficient number, since it is larger than the sum of its proper divisors (175275586).

204044404 is a wasteful number, since it uses less digits than its factorization.

204044404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176547 (or 176528 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 204044404 is about 14284.4112234281. The cubic root of 204044404 is about 588.7192403425.

Adding to 204044404 its reverse (404440402), we get a palindrome (608484806).

The spelling of 204044404 in words is "two hundred four million, forty-four thousand, four hundred four".