489584 has 20 divisors (see below), whose sum is σ = 975384. Its totient is φ = 237888.

The previous prime is 489571. The next prime is 489613. The reversal of 489584 is 485984.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 489584.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179 + ... + 1005.

2⁴⁸⁹⁵⁸⁴ is an apocalyptic number.

It is an amenable number.

489584 is a deficient number, since it is larger than the sum of its proper divisors (485800).

489584 is a wasteful number, since it uses less digits than its factorization.

489584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872 (or 866 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 489584 is about 699.7027940490. The cubic root of 489584 is about 78.8150348802.

Subtracting from 489584 its reverse (485984), we obtain a square (3600 = 60²).

The spelling of 489584 in words is "four hundred eighty-nine thousand, five hundred eighty-four".