If a six-digit number is a palindromic number after swapping the thousands and tens digits, and the quotient of dividing the six-digit number by 85 is also a palindromic number, then what is the six-digit number?
如果一个六位数，千位与十位对调后是一个回文数，这个六位数除以85的商也是回文数，那么该六位数是多少．
<gadget id="calculator">5_885 * 85</gadget>
<output>500_225</output>

<result>500_225</result>