It is a happy number.
215260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
2215260 is an apocalyptic number.
215260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215260 is a wasteful number, since it uses less digits than its factorization.
215260 is an odious number, because the sum of its binary digits is odd.
The square root of 215260 is about 463.9612052748. The cubic root of 215260 is about 59.9314030858.
Adding to 215260 its reverse (62512), we get a palindrome (277772).
The spelling of 215260 in words is "two hundred fifteen thousand, two hundred sixty".