14324221 has 2 divisors, whose sum is σ = 14324222. Its totient is φ = 14324220.

The previous prime is 14324207. The next prime is 14324243. The reversal of 14324221 is 12242341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14175225 + 148996 = 3765^2 + 386^2 .

It is a cyclic number.

It is not a de Polignac number, because 14324221 - 2²¹ = 12227069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14324021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7162110 + 7162111.

It is an arithmetic number, because the mean of its divisors is an integer number (7162111).

Almost surely, 2^14324221 is an apocalyptic number.

It is an amenable number.

14324221 is a deficient number, since it is larger than the sum of its proper divisors (1).

14324221 is an equidigital number, since it uses as much as digits as its factorization.

14324221 is an odious number, because the sum of its binary digits is odd.

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

The square root of 14324221 is about 3784.7352615474. The cubic root of 14324221 is about 242.8605668161.

Adding to 14324221 its reverse (12242341), we get a palindrome (26566562).

The spelling of 14324221 in words is "fourteen million, three hundred twenty-four thousand, two hundred twenty-one".