204146212 has 12 divisors (see below), whose sum is σ = 358790796. Its totient is φ = 101634560.

The previous prime is 204146177. The next prime is 204146231. The reversal of 204146212 is 212641402.

It is a happy number.

204146212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 62631396 + 141514816 = 7914^2 + 11896^2 .

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, 108589 + ... + 110452.

It is an arithmetic number, because the mean of its divisors is an integer number (29899233).

Almost surely, 2^204146212 is an apocalyptic number.

It is an amenable number.

204146212 is a deficient number, since it is larger than the sum of its proper divisors (154644584).

204146212 is a wasteful number, since it uses less digits than its factorization.

204146212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219278 (or 219276 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 204146212 is about 14287.9743840756. The cubic root of 204146212 is about 588.8171379269.

Adding to 204146212 its reverse (212641402), we get a palindrome (416787614).

The spelling of 204146212 in words is "two hundred four million, one hundred forty-six thousand, two hundred twelve".