14226809 has 2 divisors, whose sum is σ = 14226810. Its totient is φ = 14226808.

The previous prime is 14226787. The next prime is 14226859. The reversal of 14226809 is 90862241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11833600 + 2393209 = 3440^2 + 1547^2 .

It is an emirp because it is prime and its reverse (90862241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14226809 - 2¹² = 14222713 is a prime.

It is not a weakly prime, because it can be changed into another prime (14226859) 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, 7113404 + 7113405.

It is an arithmetic number, because the mean of its divisors is an integer number (7113405).

Almost surely, 2^14226809 is an apocalyptic number.

It is an amenable number.

14226809 is a deficient number, since it is larger than the sum of its proper divisors (1).

14226809 is an equidigital number, since it uses as much as digits as its factorization.

14226809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 14226809 is about 3771.8442438680. The cubic root of 14226809 is about 242.3087889375.

The spelling of 14226809 in words is "fourteen million, two hundred twenty-six thousand, eight hundred nine".