423389559 has 8 divisors (see below), whose sum is σ = 594231040. Its totient is φ = 267403896.

The previous prime is 423389503. The next prime is 423389563. The reversal of 423389559 is 955983324.

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

It is not a de Polignac number, because 423389559 - 2⁸ = 423389303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423389569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3713887 + ... + 3714000.

It is an arithmetic number, because the mean of its divisors is an integer number (74278880).

Almost surely, 2^423389559 is an apocalyptic number.

423389559 is a deficient number, since it is larger than the sum of its proper divisors (170841481).

423389559 is a wasteful number, since it uses less digits than its factorization.

423389559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7427909.

The product of its digits is 1166400, while the sum is 48.

The square root of 423389559 is about 20576.4321251280. The cubic root of 423389559 is about 750.8964445338.

The spelling of 423389559 in words is "four hundred twenty-three million, three hundred eighty-nine thousand, five hundred fifty-nine".