14220889 has 2 divisors, whose sum is σ = 14220890. Its totient is φ = 14220888.

The previous prime is 14220863. The next prime is 14220919. The reversal of 14220889 is 98802241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13987600 + 233289 = 3740^2 + 483^2 .

It is a cyclic number.

It is not a de Polignac number, because 14220889 - 2¹⁹ = 13696601 is a prime.

It is not a weakly prime, because it can be changed into another prime (14223889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7110444 + 7110445.

It is an arithmetic number, because the mean of its divisors is an integer number (7110445).

Almost surely, 2^14220889 is an apocalyptic number.

It is an amenable number.

14220889 is a deficient number, since it is larger than the sum of its proper divisors (1).

14220889 is an equidigital number, since it uses as much as digits as its factorization.

14220889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 14220889 is about 3771.0594002216. The cubic root of 14220889 is about 242.2751747695.

The spelling of 14220889 in words is "fourteen million, two hundred twenty thousand, eight hundred eighty-nine".