Cullumber Co., a wholesale company, had the following information in its general ledger for the year 2018.
| Merchandise purchased for resale |
$537,500 |
| Purchase returns |
9,500 |
| Marketing expense |
6,200 |
| Freight-in |
19,600 |
| Interest on notes payable to vendors |
4,800 |
| Freight-out (delivery expense on sales) |
21,450 |
| Cash discounts on purchases |
5,130 |
What is Cullumber's inventoriable cost for 2018?