422517713 has 2 divisors, whose sum is σ = 422517714. Its totient is φ = 422517712.

The previous prime is 422517709. The next prime is 422517737. The reversal of 422517713 is 317715224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411968209 + 10549504 = 20297^2 + 3248^2 .

It is a cyclic number.

It is not a de Polignac number, because 422517713 - 2² = 422517709 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422517713.

It is not a weakly prime, because it can be changed into another prime (422517743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211258856 + 211258857.

It is an arithmetic number, because the mean of its divisors is an integer number (211258857).

Almost surely, 2^422517713 is an apocalyptic number.

It is an amenable number.

422517713 is a deficient number, since it is larger than the sum of its proper divisors (1).

422517713 is an equidigital number, since it uses as much as digits as its factorization.

422517713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 32.

The square root of 422517713 is about 20555.2356590724. The cubic root of 422517713 is about 750.3806737136.

The spelling of 422517713 in words is "four hundred twenty-two million, five hundred seventeen thousand, seven hundred thirteen".