322314217 has 2 divisors, whose sum is σ = 322314218. Its totient is φ = 322314216.

The previous prime is 322314191. The next prime is 322314221. The reversal of 322314217 is 712413223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196448256 + 125865961 = 14016^2 + 11219^2 .

It is an emirp because it is prime and its reverse (712413223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 322314217 - 2¹¹ = 322312169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322314191 and 322314200.

It is not a weakly prime, because it can be changed into another prime (322314247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161157108 + 161157109.

It is an arithmetic number, because the mean of its divisors is an integer number (161157109).

Almost surely, 2^322314217 is an apocalyptic number.

It is an amenable number.

322314217 is a deficient number, since it is larger than the sum of its proper divisors (1).

322314217 is an equidigital number, since it uses as much as digits as its factorization.

322314217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 322314217 is about 17953.1116244511. Note that the first 3 decimals coincide. The cubic root of 322314217 is about 685.6352761790.

The spelling of 322314217 in words is "three hundred twenty-two million, three hundred fourteen thousand, two hundred seventeen".