422454023 has 2 divisors, whose sum is σ = 422454024. Its totient is φ = 422454022.

The previous prime is 422453989. The next prime is 422454073. The reversal of 422454023 is 320454224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422454023 - 2⁶ = 422453959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422453983 and 422454001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422454073) 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, 211227011 + 211227012.

It is an arithmetic number, because the mean of its divisors is an integer number (211227012).

Almost surely, 2^422454023 is an apocalyptic number.

422454023 is a deficient number, since it is larger than the sum of its proper divisors (1).

422454023 is an equidigital number, since it uses as much as digits as its factorization.

422454023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 422454023 is about 20553.6863603588. The cubic root of 422454023 is about 750.3429678809.

The spelling of 422454023 in words is "four hundred twenty-two million, four hundred fifty-four thousand, twenty-three".