98517 has 4 divisors (see below), whose sum is σ = 131360. Its totient is φ = 65676.

The previous prime is 98507. The next prime is 98519. The reversal of 98517 is 71589.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 98517 - 2⁶ = 98453 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 98517.

It is not an unprimeable number, because it can be changed into a prime (98519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16417 + ... + 16422.

It is an arithmetic number, because the mean of its divisors is an integer number (32840).

2⁹⁸⁵¹⁷ is an apocalyptic number.

It is an amenable number.

98517 is a deficient number, since it is larger than the sum of its proper divisors (32843).

98517 is a wasteful number, since it uses less digits than its factorization.

98517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32842.

The product of its digits is 2520, while the sum is 30.

The square root of 98517 is about 313.8741786130. The cubic root of 98517 is about 46.1852954459.

The spelling of 98517 in words is "ninety-eight thousand, five hundred seventeen".