As long as you ensure you cast the Int or Const before you do the calculation you should be safe.
Const MyConst:Int = 43251254
Print "const =" + Double(Double(MyConst)/5.0)
Local MyInt:Int = 43251254
Print "Int =" + Double(MyInt/5.0)
My Output
const =8650250.8000000007
Int =8650250.8000000007