It is a tau number, because it is divible by the number of its divisors (12).
It is an alternating number because its digits alternate between odd and even.
It is a nialpdrome in base 7.
It is a congruent number.
It is an unprimeable number.
109236 is a Friedman number, since it can be written as 9103*6*2, using all its digits and the basic arithmetic operations.
2109236 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109236 is a wasteful number, since it uses less digits than its factorization.
109236 is an odious number, because the sum of its binary digits is odd.
The square root of 109236 is about 330.5086988265. The cubic root of 109236 is about 47.8030121291.
The spelling of 109236 in words is "one hundred nine thousand, two hundred thirty-six".