489617 has 8 divisors (see below), whose sum is σ = 526176. Its totient is φ = 453952.

The previous prime is 489613. The next prime is 489631. The reversal of 489617 is 716984.

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 489617 - 2² = 489613 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 489617.

It is not an unprimeable number, because it can be changed into a prime (489613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238 + ... + 1584.

It is an arithmetic number, because the mean of its divisors is an integer number (65772).

2⁴⁸⁹⁶¹⁷ is an apocalyptic number.

It is an amenable number.

489617 is a deficient number, since it is larger than the sum of its proper divisors (36559).

489617 is a wasteful number, since it uses less digits than its factorization.

489617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447.

The product of its digits is 12096, while the sum is 35.

The square root of 489617 is about 699.7263750924. The cubic root of 489617 is about 78.8168056609.

It can be divided in two parts, 4896 and 17, that added together give a cube (4913 = 17³).

The spelling of 489617 in words is "four hundred eighty-nine thousand, six hundred seventeen".