65456 is nontrivially palindromic in base 10.
65456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between even and odd.
It is a nialpdrome in base 16.
It is an unprimeable number.
65456 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
265456 is an apocalyptic number.
It is an amenable number.
65456 is a wasteful number, since it uses less digits than its factorization.
65456 is an odious number, because the sum of its binary digits is odd.
The square root of 65456 is about 255.8437022872. The cubic root of 65456 is about 40.3010616948.
The spelling of 65456 in words is "sixty-five thousand, four hundred fifty-six".