490589 has 8 divisors (see below), whose sum is σ = 541632. Its totient is φ = 440640.

The previous prime is 490579. The next prime is 490591. The reversal of 490589 is 985094.

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 490589 - 2⁴ = 490573 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490519) 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 7 ways as a sum of consecutive naturals, for example, 917 + ... + 1349.

It is an arithmetic number, because the mean of its divisors is an integer number (67704).

2⁴⁹⁰⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

490589 is a deficient number, since it is larger than the sum of its proper divisors (51043).

490589 is a wasteful number, since it uses less digits than its factorization.

490589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 490589 is about 700.4205879327. The cubic root of 490589 is about 78.8689275541.

It can be divided in two parts, 4905 and 89, that added together give a palindrome (4994).

The spelling of 490589 in words is "four hundred ninety thousand, five hundred eighty-nine".