286 is the natural number following 285 and preceding 287.
In mathematics
286 is an even composite number with 3 prime factors.
286 is in the smallest pair of nontotient anagrams with 268.
286 is a tetrahedral number which means that represents a tetrahedron.
286 is a sphenic number which means that it has exactly 3 prime factors.
286 the first even pseudoprime to base 3.