The answer is
-2371
Three hundred two thousand, seventy-three.
50,372 is fifty thousand, three hundred and seventy-two
The number 823,774 is "eight hundred twenty-three thousand, seven hundred seventy-four."
Seven million four hundred twenty one thousand two hundred and seventy three
six hundred million, three hundred nine thousand, four hundred seventy.
Two hundred seventy-three thousand two hundred seventy-three.
Two hundred seventy-three thousand, two hundred seventy-three
Nine hundred three thousand, seventy.
Three million, five hundred seventy thousand
Fifty thousand, three hundred seventy-two.
two hundred seventy-three thousand two hundred seventy-three
Two hundred seventy-three thousand, two hundred seventy-three.