The digit that we have is 3,254,107.
To find out what digits are there at hundred and thousands place we need to find out the digits at the respective places.
From the given digit we can see that (we start counting the places from the right i.e 7)
At units place we have 7
At tens place we have 0
At hundreds place we have 1
At thousands place we have 4
So, we have '1' at hundreds place and we have '4' at thousands place.