489163 has 4 divisors (see below), whose sum is σ = 492328. Its totient is φ = 486000.

The previous prime is 489161. The next prime is 489179. The reversal of 489163 is 361984.

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

It is a cyclic number.

It is not a de Polignac number, because 489163 - 2¹ = 489161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (489161) 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, 1338 + ... + 1663.

It is an arithmetic number, because the mean of its divisors is an integer number (123082).

2⁴⁸⁹¹⁶³ is an apocalyptic number.

489163 is a deficient number, since it is larger than the sum of its proper divisors (3165).

489163 is a wasteful number, since it uses less digits than its factorization.

489163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164.

The product of its digits is 5184, while the sum is 31.

The square root of 489163 is about 699.4018873295. The cubic root of 489163 is about 78.7924370248.

The spelling of 489163 in words is "four hundred eighty-nine thousand, one hundred sixty-three".