489563717 has 8 divisors (see below), whose sum is σ = 512797824. Its totient is φ = 466492048.

The previous prime is 489563689. The next prime is 489563731. The reversal of 489563717 is 717365984.

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 489563717 - 2⁸ = 489563461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489563917) 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, 34418 + ... + 46515.

It is an arithmetic number, because the mean of its divisors is an integer number (64099728).

Almost surely, 2^489563717 is an apocalyptic number.

It is an amenable number.

489563717 is a deficient number, since it is larger than the sum of its proper divisors (23234107).

489563717 is a wasteful number, since it uses less digits than its factorization.

489563717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81219.

The product of its digits is 1270080, while the sum is 50.

The square root of 489563717 is about 22126.0867981665. The cubic root of 489563717 is about 788.1394645446.

The spelling of 489563717 in words is "four hundred eighty-nine million, five hundred sixty-three thousand, seven hundred seventeen".