422252297 has 2 divisors, whose sum is σ = 422252298. Its totient is φ = 422252296.

The previous prime is 422252293. The next prime is 422252351. The reversal of 422252297 is 792252224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228040201 + 194212096 = 15101^2 + 13936^2 .

It is a cyclic number.

It is not a de Polignac number, because 422252297 - 2² = 422252293 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422252293) 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, 211126148 + 211126149.

It is an arithmetic number, because the mean of its divisors is an integer number (211126149).

Almost surely, 2^422252297 is an apocalyptic number.

It is an amenable number.

422252297 is a deficient number, since it is larger than the sum of its proper divisors (1).

422252297 is an equidigital number, since it uses as much as digits as its factorization.

422252297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 422252297 is about 20548.7784795106. The cubic root of 422252297 is about 750.2235167878.

The spelling of 422252297 in words is "four hundred twenty-two million, two hundred fifty-two thousand, two hundred ninety-seven".