204214369 has 2 divisors, whose sum is σ = 204214370. Its totient is φ = 204214368.

The previous prime is 204214357. The next prime is 204214393. The reversal of 204214369 is 963412402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184633744 + 19580625 = 13588^2 + 4425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204214369 is a prime.

It is a super-2 number, since 2×204214369² = 83407017012136322, which contains 22 as substring.

It is equal to p_11299342 and since 204214369 and 11299342 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204214369.

It is not a weakly prime, because it can be changed into another prime (204214469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102107184 + 102107185.

It is an arithmetic number, because the mean of its divisors is an integer number (102107185).

Almost surely, 2^204214369 is an apocalyptic number.

It is an amenable number.

204214369 is a deficient number, since it is larger than the sum of its proper divisors (1).

204214369 is an equidigital number, since it uses as much as digits as its factorization.

204214369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 204214369 is about 14290.3593026907. The cubic root of 204214369 is about 588.8826588492.

The spelling of 204214369 in words is "two hundred four million, two hundred fourteen thousand, three hundred sixty-nine".