82375173 has 6 divisors (see below), whose sum is σ = 118986374. Its totient is φ = 54916776.

The previous prime is 82375169. The next prime is 82375201. The reversal of 82375173 is 37157328.

It can be written as a sum of positive squares in only one way, i.e., 70862724 + 11512449 = 8418^2 + 3393^2 .

It is not a de Polignac number, because 82375173 - 2² = 82375169 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82375103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4576390 + ... + 4576407.

Almost surely, 2^82375173 is an apocalyptic number.

It is an amenable number.

82375173 is a deficient number, since it is larger than the sum of its proper divisors (36611201).

82375173 is a wasteful number, since it uses less digits than its factorization.

82375173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152803 (or 9152800 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 82375173 is about 9076.0769608901. The cubic root of 82375173 is about 435.1097146959.

The spelling of 82375173 in words is "eighty-two million, three hundred seventy-five thousand, one hundred seventy-three".