204444004 has 12 divisors (see below), whose sum is σ = 360389484. Its totient is φ = 101475584.

The previous prime is 204443983. The next prime is 204444029. The reversal of 204444004 is 400444402.

It can be written as a sum of positive squares in 2 ways, for example, as 164096100 + 40347904 = 12810^2 + 6352^2 .

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 3 ways as a sum of consecutive naturals, for example, 185989 + ... + 187084.

It is an arithmetic number, because the mean of its divisors is an integer number (30032457).

Almost surely, 2^204444004 is an apocalyptic number.

It is an amenable number.

204444004 is a deficient number, since it is larger than the sum of its proper divisors (155945480).

204444004 is a wasteful number, since it uses less digits than its factorization.

204444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373214 (or 373212 counting only the distinct ones).

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

The square root of 204444004 is about 14298.3916578054. The cubic root of 204444004 is about 589.1033051152.

Adding to 204444004 its reverse (400444402), we get a palindrome (604888406).

The spelling of 204444004 in words is "two hundred four million, four hundred forty-four thousand, four".