Allen Air Lines must liquidate some equipment that is being replaced. The equipment originally cost $10.8 million, of which 70% has been depreciated. The used equipment can be sold today for $3.6 million, and its tax rate is 40%. What is the equipment's after-tax net salvage value? Enter your answer in dollars. For example, an answer of $1.2 million should be entered as 1,200,000. Round your answer to the nearest dollar.