422086589 has 2 divisors, whose sum is σ = 422086590. Its totient is φ = 422086588.

The previous prime is 422086579. The next prime is 422086603. The reversal of 422086589 is 985680224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222994489 + 199092100 = 14933^2 + 14110^2 .

It is a cyclic number.

It is not a de Polignac number, because 422086589 - 2⁴ = 422086573 is a prime.

It is a super-2 number, since 2×422086589² = 356314177227309842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422086579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211043294 + 211043295.

It is an arithmetic number, because the mean of its divisors is an integer number (211043295).

Almost surely, 2^422086589 is an apocalyptic number.

It is an amenable number.

422086589 is a deficient number, since it is larger than the sum of its proper divisors (1).

422086589 is an equidigital number, since it uses as much as digits as its factorization.

422086589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 422086589 is about 20544.7460193598. The cubic root of 422086589 is about 750.1253651177.

It can be divided in two parts, 4220 and 86589, that added together give a palindrome (90809).

The spelling of 422086589 in words is "four hundred twenty-two million, eighty-six thousand, five hundred eighty-nine".