14222657 has 2 divisors, whose sum is σ = 14222658. Its totient is φ = 14222656.

The previous prime is 14222653. The next prime is 14222669. The reversal of 14222657 is 75622241.

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., 9006001 + 5216656 = 3001^2 + 2284^2 .

It is a cyclic number.

It is not a de Polignac number, because 14222657 - 2² = 14222653 is a prime.

It is not a weakly prime, because it can be changed into another prime (14222653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7111328 + 7111329.

It is an arithmetic number, because the mean of its divisors is an integer number (7111329).

Almost surely, 2^14222657 is an apocalyptic number.

It is an amenable number.

14222657 is a deficient number, since it is larger than the sum of its proper divisors (1).

14222657 is an equidigital number, since it uses as much as digits as its factorization.

14222657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 14222657 is about 3771.2938098218. The cubic root of 14222657 is about 242.2852145722.

Adding to 14222657 its reverse (75622241), we get a palindrome (89844898).

The spelling of 14222657 in words is "fourteen million, two hundred twenty-two thousand, six hundred fifty-seven".