Is 4365 a deficient number and what is its deficiency?

Is 4365 a deficient number?

Here we will explain and calculate if 4365 is a deficient number and its deficiency if applicable.

4365 is a deficient number if the sum of its proper divisors is less than 4365.

The sum of its proper divisors is calculated as follows: 1 + 3 + 5 + 9 + 15 + 45 + 97 + 291 + 485 + 873 + 1455 = 3279.

3279 is less than 4365. Therefore, 4365 is a deficient number.

The deficiency of 4365 is 4365 minus the sum of its proper divisors. Thus, the deficiency of 4365 is 4365 - 3279 = 1086

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