422343007 has 2 divisors, whose sum is σ = 422343008. Its totient is φ = 422343006.

The previous prime is 422342993. The next prime is 422343013. The reversal of 422343007 is 700343224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422343007 - 2²³ = 413954399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422343067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211171503 + 211171504.

It is an arithmetic number, because the mean of its divisors is an integer number (211171504).

Almost surely, 2^422343007 is an apocalyptic number.

422343007 is a deficient number, since it is larger than the sum of its proper divisors (1).

422343007 is an equidigital number, since it uses as much as digits as its factorization.

422343007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 422343007 is about 20550.9855481434. The cubic root of 422343007 is about 750.2772349899.

The spelling of 422343007 in words is "four hundred twenty-two million, three hundred forty-three thousand, seven".