204214312 has 8 divisors (see below), whose sum is σ = 382901850. Its totient is φ = 102107152.

The previous prime is 204214303. The next prime is 204214313. The reversal of 204214312 is 213412402.

It can be written as a sum of positive squares in only one way, i.e., 203518756 + 695556 = 14266^2 + 834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 204214312.

It is not an unprimeable number, because it can be changed into a prime (204214313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12763387 + ... + 12763402.

Almost surely, 2^204214312 is an apocalyptic number.

It is an amenable number.

204214312 is a deficient number, since it is larger than the sum of its proper divisors (178687538).

204214312 is a wasteful number, since it uses less digits than its factorization.

204214312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25526795 (or 25526791 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 204214312 is about 14290.3573083391. The cubic root of 204214312 is about 588.8826040599.

Adding to 204214312 its reverse (213412402), we get a palindrome (417626714).

The spelling of 204214312 in words is "two hundred four million, two hundred fourteen thousand, three hundred twelve".