2302217 has 2 divisors, whose sum is σ = 2302218. Its totient is φ = 2302216.

The previous prime is 2302169. The next prime is 2302219. The reversal of 2302217 is 7122032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1628176 + 674041 = 1276^2 + 821^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302217 - 2¹⁰ = 2301193 is a prime.

Together with 2302219, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2302195 and 2302204.

It is not a weakly prime, because it can be changed into another prime (2302219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151108 + 1151109.

It is an arithmetic number, because the mean of its divisors is an integer number (1151109).

2^2302217 is an apocalyptic number.

It is an amenable number.

2302217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302217 is an equidigital number, since it uses as much as digits as its factorization.

2302217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 2302217 is about 1517.3058360133. The cubic root of 2302217 is about 132.0430109302.

Adding to 2302217 its reverse (7122032), we get a palindrome (9424249).

The spelling of 2302217 in words is "two million, three hundred two thousand, two hundred seventeen".