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_name_21 (rank INTEGER, bronze VARCHAR, total VARCHAR)

### Question ###
What is the lowest rank for nations with more than 3 bronze medals and more than 36 total medals?

### Accurate SQL ###

SELECT MIN(rank) FROM table_name_21 WHERE bronze > 3 AND total > 36