82328173 has 2 divisors, whose sum is σ = 82328174. Its totient is φ = 82328172.

The previous prime is 82328167. The next prime is 82328189. The reversal of 82328173 is 37182328.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55308969 + 27019204 = 7437^2 + 5198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82328173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82328153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41164086 + 41164087.

It is an arithmetic number, because the mean of its divisors is an integer number (41164087).

Almost surely, 2^82328173 is an apocalyptic number.

It is an amenable number.

82328173 is a deficient number, since it is larger than the sum of its proper divisors (1).

82328173 is an equidigital number, since it uses as much as digits as its factorization.

82328173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 34.

The square root of 82328173 is about 9073.4873670491. The cubic root of 82328173 is about 435.0269468488.

The spelling of 82328173 in words is "eighty-two million, three hundred twenty-eight thousand, one hundred seventy-three".