105856 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.
It is a tau number, because it is divible by the number of its divisors (16).
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 105856.
It is a congruent number.
It is an unprimeable number.
105856 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2105856 is an apocalyptic number.
105856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
105856 is an frugal number, since it uses more digits than its factorization.
105856 is an odious number, because the sum of its binary digits is odd.
The square root of 105856 is about 325.3551905226. The cubic root of 105856 is about 47.3047944519.
The spelling of 105856 in words is "one hundred five thousand, eight hundred fifty-six".