204977228 has 12 divisors (see below), whose sum is σ = 379810872. Its totient is φ = 96459840.

The previous prime is 204977209. The next prime is 204977231. The reversal of 204977228 is 822779402.

204977228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1507118 + ... + 1507253.

It is an arithmetic number, because the mean of its divisors is an integer number (31650906).

Almost surely, 2^204977228 is an apocalyptic number.

It is an amenable number.

204977228 is a deficient number, since it is larger than the sum of its proper divisors (174833644).

204977228 is a wasteful number, since it uses less digits than its factorization.

204977228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3014392 (or 3014390 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 204977228 is about 14317.0258084562. The cubic root of 204977228 is about 589.6150203261.

The spelling of 204977228 in words is "two hundred four million, nine hundred seventy-seven thousand, two hundred twenty-eight".