422258593 has 2 divisors, whose sum is σ = 422258594. Its totient is φ = 422258592.

The previous prime is 422258567. The next prime is 422258623. The reversal of 422258593 is 395852224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228826129 + 193432464 = 15127^2 + 13908^2 .

It is a cyclic number.

It is not a de Polignac number, because 422258593 - 2⁵ = 422258561 is a prime.

It is not a weakly prime, because it can be changed into another prime (422250593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211129296 + 211129297.

It is an arithmetic number, because the mean of its divisors is an integer number (211129297).

Almost surely, 2^422258593 is an apocalyptic number.

It is an amenable number.

422258593 is a deficient number, since it is larger than the sum of its proper divisors (1).

422258593 is an equidigital number, since it uses as much as digits as its factorization.

422258593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 422258593 is about 20548.9316753937. The cubic root of 422258593 is about 750.2272455094.

The spelling of 422258593 in words is "four hundred twenty-two million, two hundred fifty-eight thousand, five hundred ninety-three".