204404008 has 8 divisors (see below), whose sum is σ = 383257530. Its totient is φ = 102202000.

The previous prime is 204403999. The next prime is 204404009. The reversal of 204404008 is 800404402.

204404008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 149377284 + 55026724 = 12222^2 + 7418^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 204404008.

It is not an unprimeable number, because it can be changed into a prime (204404009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12775243 + ... + 12775258.

Almost surely, 2^204404008 is an apocalyptic number.

It is an amenable number.

204404008 is a deficient number, since it is larger than the sum of its proper divisors (178853522).

204404008 is a wasteful number, since it uses less digits than its factorization.

204404008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550507 (or 25550503 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 204404008 is about 14296.9929705515. The cubic root of 204404008 is about 589.0648865882.

The spelling of 204404008 in words is "two hundred four million, four hundred four thousand, eight".