Math Problem Solver

Original numbers in ascending order: $344245$, $406875$, $873570$, $988546$
Sum: $2613236$
Mean: $653309$
Sample standard deviation: $\frac{\sqrt{951447080226}}{3} \approx 325140.4962$
Median: $\frac{1280445}{2} = 640222.5$
Mode: No mode