422586793 has 2 divisors, whose sum is σ = 422586794. Its totient is φ = 422586792.

The previous prime is 422586779. The next prime is 422586803. The reversal of 422586793 is 397685224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 351825049 + 70761744 = 18757^2 + 8412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422586793 is a prime.

It is not a weakly prime, because it can be changed into another prime (422586193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211293396 + 211293397.

It is an arithmetic number, because the mean of its divisors is an integer number (211293397).

Almost surely, 2^422586793 is an apocalyptic number.

It is an amenable number.

422586793 is a deficient number, since it is larger than the sum of its proper divisors (1).

422586793 is an equidigital number, since it uses as much as digits as its factorization.

422586793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 422586793 is about 20556.9159408701. The cubic root of 422586793 is about 750.4215662574.

The spelling of 422586793 in words is "four hundred twenty-two million, five hundred eighty-six thousand, seven hundred ninety-three".