479967589 has 4 divisors (see below), whose sum is σ = 492939724. Its totient is φ = 466995456.

The previous prime is 479967571. The next prime is 479967599. The reversal of 479967589 is 985769974.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 332150625 + 147816964 = 18225^2 + 12158^2 .

It is a cyclic number.

It is not a de Polignac number, because 479967589 - 2¹⁵ = 479934821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 479967589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479967559) 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 3 ways as a sum of consecutive naturals, for example, 6486012 + ... + 6486085.

It is an arithmetic number, because the mean of its divisors is an integer number (123234931).

Almost surely, 2^479967589 is an apocalyptic number.

It is an amenable number.

479967589 is a deficient number, since it is larger than the sum of its proper divisors (12972135).

479967589 is a wasteful number, since it uses less digits than its factorization.

479967589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12972134.

The product of its digits is 34292160, while the sum is 64.

The square root of 479967589 is about 21908.1626112278. The cubic root of 479967589 is about 782.9559049517.

The spelling of 479967589 in words is "four hundred seventy-nine million, nine hundred sixty-seven thousand, five hundred eighty-nine".