99517 has 8 divisors (see below), whose sum is σ = 110880. Its totient is φ = 88560.

The previous prime is 99497. The next prime is 99523. The reversal of 99517 is 71599.

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 99517 - 2¹⁵ = 66749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99527) 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, 859 + ... + 967.

It is an arithmetic number, because the mean of its divisors is an integer number (13860).

2⁹⁹⁵¹⁷ is an apocalyptic number.

It is an amenable number.

99517 is a deficient number, since it is larger than the sum of its proper divisors (11363).

99517 is a wasteful number, since it uses less digits than its factorization.

99517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203.

The product of its digits is 2835, while the sum is 31.

The square root of 99517 is about 315.4631515724. The cubic root of 99517 is about 46.3410381174.

It can be divided in two parts, 99 and 517, that added together give a palindrome (616).

The spelling of 99517 in words is "ninety-nine thousand, five hundred seventeen".