98705 has 8 divisors (see below), whose sum is σ = 124800. Its totient is φ = 74736.

The previous prime is 98689. The next prime is 98711. The reversal of 98705 is 50789.

It is a happy number.

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 98705 - 2⁴ = 98689 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425 + ... + 614.

It is an arithmetic number, because the mean of its divisors is an integer number (15600).

2⁹⁸⁷⁰⁵ is an apocalyptic number.

98705 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

98705 is a deficient number, since it is larger than the sum of its proper divisors (26095).

98705 is a wasteful number, since it uses less digits than its factorization.

98705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 98705 is about 314.1735189350. The cubic root of 98705 is about 46.2146552459.

The spelling of 98705 in words is "ninety-eight thousand, seven hundred five".