422464423 has 2 divisors, whose sum is σ = 422464424. Its totient is φ = 422464422.

The previous prime is 422464421. The next prime is 422464447. The reversal of 422464423 is 324464224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422464423 - 2¹ = 422464421 is a prime.

Together with 422464421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422464421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211232211 + 211232212.

It is an arithmetic number, because the mean of its divisors is an integer number (211232212).

Almost surely, 2^422464423 is an apocalyptic number.

422464423 is a deficient number, since it is larger than the sum of its proper divisors (1).

422464423 is an equidigital number, since it uses as much as digits as its factorization.

422464423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 31.

The square root of 422464423 is about 20553.9393547806. The cubic root of 422464423 is about 750.3491251606.

The spelling of 422464423 in words is "four hundred twenty-two million, four hundred sixty-four thousand, four hundred twenty-three".