Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_2289806_1 (prod__number INTEGER, episode__number VARCHAR)
### Question:
How many product # have episode 1?
### Answer:
SELECT MAX(prod__number) FROM table_2289806_1 WHERE episode__number = 1