204106228 has 6 divisors (see below), whose sum is σ = 357185906. Its totient is φ = 102053112.

The previous prime is 204106223. The next prime is 204106283. The reversal of 204106228 is 822601402.

It is a happy number.

204106228 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., 194937444 + 9168784 = 13962^2 + 3028^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204106223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25513275 + ... + 25513282.

Almost surely, 2^204106228 is an apocalyptic number.

It is an amenable number.

204106228 is a deficient number, since it is larger than the sum of its proper divisors (153079678).

204106228 is a wasteful number, since it uses less digits than its factorization.

204106228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51026561 (or 51026559 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 204106228 is about 14286.5750969223. The cubic root of 204106228 is about 588.7786935828.

The spelling of 204106228 in words is "two hundred four million, one hundred six thousand, two hundred twenty-eight".