Is 667 a deficient number and what is its deficiency?

Is 667 a deficient number?

Here we will explain and calculate if 667 is a deficient number and its deficiency if applicable.

667 is a deficient number if the sum of its proper divisors is less than 667.

The sum of its proper divisors is calculated as follows: 1 + 23 + 29 = 53.

53 is less than 667. Therefore, 667 is a deficient number.

The deficiency of 667 is 667 minus the sum of its proper divisors. Thus, the deficiency of 667 is 667 - 53 = 614

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