214634369 has 2 divisors, whose sum is σ = 214634370. Its totient is φ = 214634368.

The previous prime is 214634341. The next prime is 214634411. The reversal of 214634369 is 963436412.

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., 137194369 + 77440000 = 11713^2 + 8800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214634369 is a prime.

It is a super-2 number, since 2×214634369² = 92135824712056322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (214634309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107317184 + 107317185.

It is an arithmetic number, because the mean of its divisors is an integer number (107317185).

Almost surely, 2^214634369 is an apocalyptic number.

It is an amenable number.

214634369 is a deficient number, since it is larger than the sum of its proper divisors (1).

214634369 is an equidigital number, since it uses as much as digits as its factorization.

214634369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 38.

The square root of 214634369 is about 14650.4050797239. The cubic root of 214634369 is about 598.7328526317.

It can be divided in two parts, 2146343 and 69, that added together give a palindrome (2146412).

The spelling of 214634369 in words is "two hundred fourteen million, six hundred thirty-four thousand, three hundred sixty-nine".