82365697 has 4 divisors (see below), whose sum is σ = 87210756. Its totient is φ = 77520640.

The previous prime is 82365659. The next prime is 82365721. The reversal of 82365697 is 79656328.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76195441 + 6170256 = 8729^2 + 2484^2 .

It is a cyclic number.

It is not a de Polignac number, because 82365697 - 2¹¹ = 82363649 is a prime.

It is a super-3 number, since 3×82365697³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82365607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2422504 + ... + 2422537.

It is an arithmetic number, because the mean of its divisors is an integer number (21802689).

Almost surely, 2^82365697 is an apocalyptic number.

It is an amenable number.

82365697 is a deficient number, since it is larger than the sum of its proper divisors (4845059).

82365697 is a wasteful number, since it uses less digits than its factorization.

82365697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4845058.

The product of its digits is 544320, while the sum is 46.

The square root of 82365697 is about 9075.5549141637. The cubic root of 82365697 is about 435.0930298234.

The spelling of 82365697 in words is "eighty-two million, three hundred sixty-five thousand, six hundred ninety-seven".