204244004 has 12 divisors (see below), whose sum is σ = 358259328. Its totient is φ = 101884200.

The previous prime is 204243989. The next prime is 204244009. The reversal of 204244004 is 400442402.

It is a super-2 number, since 2×204244004² = 83431226339904032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204244009) 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, 57512 + ... + 60959.

It is an arithmetic number, because the mean of its divisors is an integer number (29854944).

Almost surely, 2^204244004 is an apocalyptic number.

It is an amenable number.

204244004 is a deficient number, since it is larger than the sum of its proper divisors (154015324).

204244004 is a wasteful number, since it uses less digits than its factorization.

204244004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118906 (or 118904 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 204244004 is about 14291.3961529306. The cubic root of 204244004 is about 588.9111431222.

Adding to 204244004 its reverse (400442402), we get a palindrome (604686406).

The spelling of 204244004 in words is "two hundred four million, two hundred forty-four thousand, four".