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_2866456_1 (us_viewers__million_ VARCHAR, _number VARCHAR)
### Question:
How many u.s. viewers  (million) have 6 as the #?
### Answer:
SELECT us_viewers__million_ FROM table_2866456_1 WHERE _number = 6