Use the clues to find the mystery number.
The number has 6 digits.
The total value of the largest digit is 8000.
The digit in the tens place is 2 less than the digit in the hundreds place.
The sum of the digit in the tens place and the digit in the hundreds place is equal to the digit in the thousands place.
The digit in the tenths place has the same value in every place.
The remaining digit is the largest even digit.
What is the mystery number?