12261256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 12261256.
Almost surely, 212261256 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.
12261256 is a wasteful number, since it uses less digits than its factorization.
12261256 is an evil number, because the sum of its binary digits is even.
The square root of 12261256 is about 3501.6076307890. The cubic root of 12261256 is about 230.5923985271.
Adding to 12261256 its reverse (65216221), we get a palindrome (77477477).
The spelling of 12261256 in words is "twelve million, two hundred sixty-one thousand, two hundred fifty-six".