439424589 has 4 divisors (see below), whose sum is σ = 585899456. Its totient is φ = 292949724.

The previous prime is 439424581. The next prime is 439424599. The reversal of 439424589 is 985424934.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 439424589 - 2³ = 439424581 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 (439424581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73237429 + ... + 73237434.

It is an arithmetic number, because the mean of its divisors is an integer number (146474864).

Almost surely, 2^439424589 is an apocalyptic number.

It is an amenable number.

439424589 is a deficient number, since it is larger than the sum of its proper divisors (146474867).

439424589 is a wasteful number, since it uses less digits than its factorization.

439424589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146474866.

The product of its digits is 1244160, while the sum is 48.

The square root of 439424589 is about 20962.4566546958. The cubic root of 439424589 is about 760.2587928685.

The spelling of 439424589 in words is "four hundred thirty-nine million, four hundred twenty-four thousand, five hundred eighty-nine".