204040204 has 6 divisors (see below), whose sum is σ = 357070364. Its totient is φ = 102020100.

The previous prime is 204040129. The next prime is 204040217. The reversal of 204040204 is 402040402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505022 + ... + 25505029.

Almost surely, 2^204040204 is an apocalyptic number.

It is an amenable number.

204040204 is a deficient number, since it is larger than the sum of its proper divisors (153030160).

204040204 is a wasteful number, since it uses less digits than its factorization.

204040204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010055 (or 51010053 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 204040204 is about 14284.2642092619. The cubic root of 204040204 is about 588.7152009640.

Adding to 204040204 its reverse (402040402), we get a palindrome (606080606).

The spelling of 204040204 in words is "two hundred four million, forty thousand, two hundred four".