Prueba de esta manera:
SELECT REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, TotalArea), 1), '.00', '')
FROM table
o
SELECT CAST(CONVERT(VARCHAR, CAST(123456 AS MONEY), 1) AS VARCHAR)
FROM table
Prueba de esta manera:
SELECT REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, TotalArea), 1), '.00', '')
FROM table
o
SELECT CAST(CONVERT(VARCHAR, CAST(123456 AS MONEY), 1) AS VARCHAR)
FROM table