422324407 has 2 divisors, whose sum is σ = 422324408. Its totient is φ = 422324406.

The previous prime is 422324393. The next prime is 422324417. The reversal of 422324407 is 704423224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422324407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422324417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211162203 + 211162204.

It is an arithmetic number, because the mean of its divisors is an integer number (211162204).

Almost surely, 2^422324407 is an apocalyptic number.

422324407 is a deficient number, since it is larger than the sum of its proper divisors (1).

422324407 is an equidigital number, since it uses as much as digits as its factorization.

422324407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 422324407 is about 20550.5330101192. The cubic root of 422324407 is about 750.2662207501.

The spelling of 422324407 in words is "four hundred twenty-two million, three hundred twenty-four thousand, four hundred seven".