422819963 has 2 divisors, whose sum is σ = 422819964. Its totient is φ = 422819962.

The previous prime is 422819941. The next prime is 422820059. The reversal of 422819963 is 369918224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422819963 - 2⁸ = 422819707 is a prime.

It is a super-2 number, since 2×422819963² = 357553442222642738, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422819933) 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, 211409981 + 211409982.

It is an arithmetic number, because the mean of its divisors is an integer number (211409982).

Almost surely, 2^422819963 is an apocalyptic number.

422819963 is a deficient number, since it is larger than the sum of its proper divisors (1).

422819963 is an equidigital number, since it uses as much as digits as its factorization.

422819963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 422819963 is about 20562.5864861403. The cubic root of 422819963 is about 750.5595604930.

The spelling of 422819963 in words is "four hundred twenty-two million, eight hundred nineteen thousand, nine hundred sixty-three".