422858339 has 2 divisors, whose sum is σ = 422858340. Its totient is φ = 422858338.

The previous prime is 422858299. The next prime is 422858341. The reversal of 422858339 is 933858224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422858339 - 2⁸ = 422858083 is a prime.

Together with 422858341, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422858339.

It is not a weakly prime, because it can be changed into another prime (422858399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211429169 + 211429170.

It is an arithmetic number, because the mean of its divisors is an integer number (211429170).

Almost surely, 2^422858339 is an apocalyptic number.

422858339 is a deficient number, since it is larger than the sum of its proper divisors (1).

422858339 is an equidigital number, since it uses as much as digits as its factorization.

422858339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 422858339 is about 20563.5196160579. The cubic root of 422858339 is about 750.5822672436.

The spelling of 422858339 in words is "four hundred twenty-two million, eight hundred fifty-eight thousand, three hundred thirty-nine".