Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_28797906_3 ( wickets VARCHAR, economy VARCHAR )

### Question ###
How many wickets was there when the economy was 3.64?

### Accurate SQL ###

SELECT wickets FROM table_28797906_3 WHERE economy = "3.64"