The following question is accompanied by three statements 1, 2 and 3. You have to determine which statement (s) is/ are sufficient necessary to answer the questions.

Find three positive consecutive even numbers:

1. The average of four consecutive even number starting from the last of the given numbers is 17.

2. The difference of the highest and the lowest number is 4.

3. The sum of the squares of the three numbers is 440.