422624567 has 2 divisors, whose sum is σ = 422624568. Its totient is φ = 422624566.

The previous prime is 422624537. The next prime is 422624593. The reversal of 422624567 is 765426224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422624567 - 2²⁰ = 421575991 is a prime.

It is a super-2 number, since 2×422624567² = 357223049263874978, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422624567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422624507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211312283 + 211312284.

It is an arithmetic number, because the mean of its divisors is an integer number (211312284).

Almost surely, 2^422624567 is an apocalyptic number.

422624567 is a deficient number, since it is larger than the sum of its proper divisors (1).

422624567 is an equidigital number, since it uses as much as digits as its factorization.

422624567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 38.

The square root of 422624567 is about 20557.8346865617. The cubic root of 422624567 is about 750.4439250408.

The spelling of 422624567 in words is "four hundred twenty-two million, six hundred twenty-four thousand, five hundred sixty-seven".