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_1717824_3 (pakistanis_admitted INTEGER, nepalis_admitted VARCHAR)

### Question ###
What is the greatest number of Pakistanis admitted to Canada during those times when the number of Nepalis admitted was 627?

### Accurate SQL ###

SELECT MAX(pakistanis_admitted) FROM table_1717824_3 WHERE nepalis_admitted = 627