98686 has 24 divisors (see below), whose sum is σ = 184680. Its totient is φ = 39312.

The previous prime is 98669. The next prime is 98689. The reversal of 98686 is 68689.

98686 = T₈ + T₉ + ... + T₈₃.

Its product of digits (20736) is a multiple of the sum of its prime divisors (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98689) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1836 + ... + 1888.

It is an arithmetic number, because the mean of its divisors is an integer number (7695).

2⁹⁸⁶⁸⁶ is an apocalyptic number.

98686 is a deficient number, since it is larger than the sum of its proper divisors (85994).

98686 is a wasteful number, since it uses less digits than its factorization.

98686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 81 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 98686 is about 314.1432794124. The cubic root of 98686 is about 46.2116897264.

It can be divided in two parts, 98 and 686, that added together give a square (784 = 28²).

The spelling of 98686 in words is "ninety-eight thousand, six hundred eighty-six".