204104244 has 96 divisors (see below), whose sum is σ = 520248960. Its totient is φ = 62042112.

The previous prime is 204104237. The next prime is 204104249. The reversal of 204104244 is 442401402.

It is a self number, because there is not a number n which added to its sum of digits gives 204104244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204104249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1489744 + ... + 1489880.

It is an arithmetic number, because the mean of its divisors is an integer number (5419260).

Almost surely, 2^204104244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204104244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260124480).

204104244 is an abundant number, since it is smaller than the sum of its proper divisors (316144716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204104244 is a wasteful number, since it uses less digits than its factorization.

204104244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 204104244 is about 14286.5056609375. The cubic root of 204104244 is about 588.7767858495.

Adding to 204104244 its reverse (442401402), we get a palindrome (646505646).

The spelling of 204104244 in words is "two hundred four million, one hundred four thousand, two hundred forty-four".