489533173 has 16 divisors (see below), whose sum is σ = 544254336. Its totient is φ = 437944320.

The previous prime is 489533129. The next prime is 489533179. The reversal of 489533173 is 371335984.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-489533173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489533179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59893 + ... + 67573.

It is an arithmetic number, because the mean of its divisors is an integer number (34015896).

Almost surely, 2^489533173 is an apocalyptic number.

It is an amenable number.

489533173 is a deficient number, since it is larger than the sum of its proper divisors (54721163).

489533173 is a wasteful number, since it uses less digits than its factorization.

489533173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7884.

The product of its digits is 272160, while the sum is 43.

The square root of 489533173 is about 22125.3965614178. The cubic root of 489533173 is about 788.1230734658.

The spelling of 489533173 in words is "four hundred eighty-nine million, five hundred thirty-three thousand, one hundred seventy-three".