Is 3609 a deficient number and what is its deficiency?

Is 3609 a deficient number?

Here we will explain and calculate if 3609 is a deficient number and its deficiency if applicable.

3609 is a deficient number if the sum of its proper divisors is less than 3609.

The sum of its proper divisors is calculated as follows: 1 + 3 + 9 + 401 + 1203 = 1617.

1617 is less than 3609. Therefore, 3609 is a deficient number.

The deficiency of 3609 is 3609 minus the sum of its proper divisors. Thus, the deficiency of 3609 is 3609 - 1617 = 1992

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