204455212 has 12 divisors (see below), whose sum is σ = 385319536. Its totient is φ = 94363920.

The previous prime is 204455201. The next prime is 204455227. The reversal of 204455212 is 212554402.

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, 1965864 + ... + 1965967.

Almost surely, 2^204455212 is an apocalyptic number.

It is an amenable number.

204455212 is a deficient number, since it is larger than the sum of its proper divisors (180864324).

204455212 is a wasteful number, since it uses less digits than its factorization.

204455212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3931848 (or 3931846 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 204455212 is about 14298.7835846271. The cubic root of 204455212 is about 589.1140701642.

The spelling of 204455212 in words is "two hundred four million, four hundred fifty-five thousand, two hundred twelve".