Is 407 a deficient number and what is its deficiency?

Is 407 a deficient number?

Here we will explain and calculate if 407 is a deficient number and its deficiency if applicable.

407 is a deficient number if the sum of its proper divisors is less than 407.

The sum of its proper divisors is calculated as follows: 1 + 11 + 37 = 49.

49 is less than 407. Therefore, 407 is a deficient number.

The deficiency of 407 is 407 minus the sum of its proper divisors. Thus, the deficiency of 407 is 407 - 49 = 358

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