Is 3657 a deficient number and what is its deficiency?

Is 3657 a deficient number?

Here we will explain and calculate if 3657 is a deficient number and its deficiency if applicable.

3657 is a deficient number if the sum of its proper divisors is less than 3657.

The sum of its proper divisors is calculated as follows: 1 + 3 + 23 + 53 + 69 + 159 + 1219 = 1527.

1527 is less than 3657. Therefore, 3657 is a deficient number.

The deficiency of 3657 is 3657 minus the sum of its proper divisors. Thus, the deficiency of 3657 is 3657 - 1527 = 2130

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