If it looks stupide but it works…

555 95472, or 5 for short, was boy close in age to Charlie Brown. 5 had brown spiky hair, and he wore an orange shirt with the number 5 on it. 5 also played for Charlie Brown’s baseball team. 5 was given a numerical name by his father, who was upset over the preponderance of numbers in people’s lives; when questioned, 5 clarified that this was not his father’s way of protesting, it was his way of “giving in.” 5’s family are named 1 (father), 2 (mother), 3 & 4 (twin sisters). and 6 (sister). His last name, 95472 (the accent is on the 4), was taken from the family’s ZIP code; it is also the zip code for Sebastopol, California, where Schulz lived at the time.

From Wikipedia.