82164325 has 6 divisors (see below), whose sum is σ = 101883794. Its totient is φ = 65731440.

The previous prime is 82164317. The next prime is 82164343. The reversal of 82164325 is 52346128.

It can be written as a sum of positive squares in 3 ways, for example, as 1846881 + 80317444 = 1359^2 + 8962^2 .

It is not a de Polignac number, because 82164325 - 2³ = 82164317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1643262 + ... + 1643311.

Almost surely, 2^82164325 is an apocalyptic number.

It is an amenable number.

82164325 is a deficient number, since it is larger than the sum of its proper divisors (19719469).

82164325 is a wasteful number, since it uses less digits than its factorization.

82164325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286583 (or 3286578 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 82164325 is about 9064.4539272920. The cubic root of 82164325 is about 434.7381610034.

The spelling of 82164325 in words is "eighty-two million, one hundred sixty-four thousand, three hundred twenty-five".