204507212 has 48 divisors (see below), whose sum is σ = 466401600. Its totient is φ = 76142592.

The previous prime is 204507179. The next prime is 204507227. The reversal of 204507212 is 212705402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10337 + ... + 22712.

It is an arithmetic number, because the mean of its divisors is an integer number (9716700).

Almost surely, 2^204507212 is an apocalyptic number.

It is an amenable number.

204507212 is an abundant number, since it is smaller than the sum of its proper divisors (261894388).

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

204507212 is a wasteful number, since it uses less digits than its factorization.

204507212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33090 (or 33088 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 204507212 is about 14300.6018055185. The cubic root of 204507212 is about 589.1640099279.

The spelling of 204507212 in words is "two hundred four million, five hundred seven thousand, two hundred twelve".