It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a d-powerful number, because it can be written as 33 + 45 + 46 + 57 + 49 + 33 .
It is a Duffinian number.
It is a plaindrome in base 12.
2345443 is an apocalyptic number.
345443 is an equidigital number, since it uses as much as digits as its factorization.
345443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 877.
The square root of 345443 is about 587.7439918876. The cubic root of 345443 is about 70.1657974690.
Adding to 345443 its reverse (344543), we get a palindrome (689986).
Subtracting from 345443 its reverse (344543), we obtain a square (900 = 302).
The spelling of 345443 in words is "three hundred forty-five thousand, four hundred forty-three".