Sandhill Corporation reported EBITDA of $7.299,825 and net income of $3,329,000 for the fiscal year ended December 31, 2017. During the same period, the company had $1,155,374 in interest expense, $1,023,286 in depreciation and amortization expense, and an average corporate tax rate of 35 percent. What was the cash flow to investors from operating activity during 2017? (Round answer to 0 decimal places, eg. 5,275.)