422959 has 8 divisors (see below), whose sum is σ = 451440. Its totient is φ = 395136.

The previous prime is 422927. The next prime is 422969. The reversal of 422959 is 959224.

422959 = 263² + 264² + ... + 268².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422959 - 2⁵ = 422927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2049 + ... + 2245.

It is an arithmetic number, because the mean of its divisors is an integer number (56430).

2⁴²²⁹⁵⁹ is an apocalyptic number.

422959 is a deficient number, since it is larger than the sum of its proper divisors (28481).

422959 is a wasteful number, since it uses less digits than its factorization.

422959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 6480, while the sum is 31.

The square root of 422959 is about 650.3529810803. The cubic root of 422959 is about 75.0641820968.

The spelling of 422959 in words is "four hundred twenty-two thousand, nine hundred fifty-nine".