204002204 has 24 divisors (see below), whose sum is σ = 410268768. Its totient is φ = 86944320.

The previous prime is 204002173. The next prime is 204002209. The reversal of 204002204 is 402200402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204002209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15059 + ... + 25194.

It is an arithmetic number, because the mean of its divisors is an integer number (17094532).

Almost surely, 2^204002204 is an apocalyptic number.

It is an amenable number.

204002204 is an abundant number, since it is smaller than the sum of its proper divisors (206266564).

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

204002204 is a wasteful number, since it uses less digits than its factorization.

204002204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40445 (or 40443 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 204002204 is about 14282.9340123099. The cubic root of 204002204 is about 588.6786516857.

Adding to 204002204 its reverse (402200402), we get a palindrome (606202606).

The spelling of 204002204 in words is "two hundred four million, two thousand, two hundred four".