Is 4399 a deficient number and what is its deficiency?

Is 4399 a deficient number?

Here we will explain and calculate if 4399 is a deficient number and its deficiency if applicable.

4399 is a deficient number if the sum of its proper divisors is less than 4399.

The sum of its proper divisors is calculated as follows: 1 + 53 + 83 = 137.

137 is less than 4399. Therefore, 4399 is a deficient number.

The deficiency of 4399 is 4399 minus the sum of its proper divisors. Thus, the deficiency of 4399 is 4399 - 137 = 4262

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