204211136 has 28 divisors (see below), whose sum is σ = 418307520. Its totient is φ = 98810880.

The previous prime is 204211121. The next prime is 204211141. The reversal of 204211136 is 631112402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49481 + ... + 53448.

Almost surely, 2^204211136 is an apocalyptic number.

It is an amenable number.

204211136 is an abundant number, since it is smaller than the sum of its proper divisors (214096384).

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

204211136 is a wasteful number, since it uses less digits than its factorization.

204211136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102972 (or 102962 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 204211136 is about 14290.2461840236. The cubic root of 204211136 is about 588.8795512199.

Adding to 204211136 its reverse (631112402), we get a palindrome (835323538).

The spelling of 204211136 in words is "two hundred four million, two hundred eleven thousand, one hundred thirty-six".