204284212 has 12 divisors (see below), whose sum is σ = 389997216. Its totient is φ = 92856440.

The previous prime is 204284191. The next prime is 204284221. The reversal of 204284212 is 212482402.

204284212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2321368 + ... + 2321455.

It is an arithmetic number, because the mean of its divisors is an integer number (32499768).

Almost surely, 2^204284212 is an apocalyptic number.

204284212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

204284212 is a deficient number, since it is larger than the sum of its proper divisors (185713004).

204284212 is a wasteful number, since it uses less digits than its factorization.

204284212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642838 (or 4642836 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 204284212 is about 14292.8028042088. The cubic root of 204284212 is about 588.9497854407.

The spelling of 204284212 in words is "two hundred four million, two hundred eighty-four thousand, two hundred twelve".