204004002 has 8 divisors (see below), whose sum is σ = 408008016. Its totient is φ = 68001332.

The previous prime is 204004001. The next prime is 204004013. The reversal of 204004002 is 200400402.

It is a sphenic number, since it is the product of 3 distinct primes.

204004002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (204004001) 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, 17000328 + ... + 17000339.

It is an arithmetic number, because the mean of its divisors is an integer number (51001002).

Almost surely, 2^204004002 is an apocalyptic number.

204004002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

204004002 is a wasteful number, since it uses less digits than its factorization.

204004002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000672.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 204004002 is about 14282.9969544210. The cubic root of 204004002 is about 588.6803811460.

Adding to 204004002 its reverse (200400402), we get a palindrome (404404404).

It can be divided in two parts, 20400400 and 2, that added together give a palindrome (20400402).

The spelling of 204004002 in words is "two hundred four million, four thousand, two".