If the sum of the three natural numbers is 23, then the maximum value of the product of the three natural numbers is______ .

If the sum of the three natural numbers is 23, then the maximum value of the product of the three natural numbers is______ .

Because 23 = 8 + 8 + 7, the maximum value of the product of three natural numbers is: 8 × 8 × 7 = 448, so the answer is: 448