• 4482 = 200704 is the smallest square that contains exactly three digits '0' (not at the end).
• 448 can be written using four 4's:
448 is nontrivially palindromic in base 3.
448 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.
It is a tau number, because it is divible by the number of its divisors (14).
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 10 and base 11.
It is a nialpdrome in base 2 and base 8.
It is a zygodrome in base 2.
It is a congruent number.
448 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448 is an equidigital number, since it uses as much as digits as its factorization.
448 is an odious number, because the sum of its binary digits is odd.
The square root of 448 is about 21.1660104885. The cubic root of 448 is about 7.6517247311.
Adding to 448 its sum of digits (16), we get a palindrome (464).
448 divided by its sum of digits (16) gives a triangular number (28 = T7).
Adding to 448 its product of digits (128), we get a square (576 = 242).
The spelling of 448 in words is "four hundred forty-eight", and thus it is an aban number.