146447 is nontrivially palindromic in base 15.
146447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a Duffinian number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146447.
2146447 is an apocalyptic number.
146447 is an equidigital number, since it uses as much as digits as its factorization.
146447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20928.
The square root of 146447 is about 382.6839426995. The cubic root of 146447 is about 52.7100578868.
The spelling of 146447 in words is "one hundred forty-six thousand, four hundred forty-seven".