215258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a plaindrome in base 11.
It is a nialpdrome in base 8.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 215258.
It is an unprimeable number.
2215258 is an apocalyptic number.
215258 is a wasteful number, since it uses less digits than its factorization.
215258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2548.
The square root of 215258 is about 463.9590499171. The cubic root of 215258 is about 59.9312174758.
The spelling of 215258 in words is "two hundred fifteen thousand, two hundred fifty-eight".