204400202 has 4 divisors (see below), whose sum is σ = 306600306. Its totient is φ = 102200100.

The previous prime is 204400187. The next prime is 204400253. The reversal of 204400202 is 202004402.

It is a happy number.

204400202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 131997121 + 72403081 = 11489^2 + 8509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100049 + ... + 51100052.

Almost surely, 2^204400202 is an apocalyptic number.

204400202 is a deficient number, since it is larger than the sum of its proper divisors (102200104).

204400202 is a wasteful number, since it uses less digits than its factorization.

204400202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102200103.

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

The square root of 204400202 is about 14296.8598650193. The cubic root of 204400202 is about 589.0612304386.

Adding to 204400202 its reverse (202004402), we get a palindrome (406404604).

The spelling of 204400202 in words is "two hundred four million, four hundred thousand, two hundred two".