422769023 has 2 divisors, whose sum is σ = 422769024. Its totient is φ = 422769022.

The previous prime is 422769013. The next prime is 422769059. The reversal of 422769023 is 320967224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422769023 - 2⁴ = 422769007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422769013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211384511 + 211384512.

It is an arithmetic number, because the mean of its divisors is an integer number (211384512).

Almost surely, 2^422769023 is an apocalyptic number.

422769023 is a deficient number, since it is larger than the sum of its proper divisors (1).

422769023 is an equidigital number, since it uses as much as digits as its factorization.

422769023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 422769023 is about 20561.3477914265. The cubic root of 422769023 is about 750.5294176088.

The spelling of 422769023 in words is "four hundred twenty-two million, seven hundred sixty-nine thousand, twenty-three".