422365259 has 2 divisors, whose sum is σ = 422365260. Its totient is φ = 422365258.

The previous prime is 422365219. The next prime is 422365283. The reversal of 422365259 is 952563224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422365259 - 2¹⁶ = 422299723 is a prime.

It is not a weakly prime, because it can be changed into another prime (422365219) 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, 211182629 + 211182630.

It is an arithmetic number, because the mean of its divisors is an integer number (211182630).

Almost surely, 2^422365259 is an apocalyptic number.

422365259 is a deficient number, since it is larger than the sum of its proper divisors (1).

422365259 is an equidigital number, since it uses as much as digits as its factorization.

422365259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 38.

The square root of 422365259 is about 20551.5269262408. The cubic root of 422365259 is about 750.2904113856.

The spelling of 422365259 in words is "four hundred twenty-two million, three hundred sixty-five thousand, two hundred fifty-nine".