204545216 has 28 divisors (see below), whose sum is σ = 406359360. Its totient is φ = 102155520.

The previous prime is 204545177. The next prime is 204545221. The reversal of 204545216 is 612545402.

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, 90986 + ... + 93206.

Almost surely, 2^204545216 is an apocalyptic number.

It is an amenable number.

204545216 is a deficient number, since it is larger than the sum of its proper divisors (201814144).

204545216 is a wasteful number, since it uses less digits than its factorization.

204545216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672 (or 3662 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 204545216 is about 14301.9304990620. The cubic root of 204545216 is about 589.2005028581.

The spelling of 204545216 in words is "two hundred four million, five hundred forty-five thousand, two hundred sixteen".