82165735 has 4 divisors (see below), whose sum is σ = 98598888. Its totient is φ = 65732584.

The previous prime is 82165723. The next prime is 82165739. The reversal of 82165735 is 53756128.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82165735 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82165694 and 82165703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82165739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8216569 + ... + 8216578.

It is an arithmetic number, because the mean of its divisors is an integer number (24649722).

Almost surely, 2^82165735 is an apocalyptic number.

82165735 is a deficient number, since it is larger than the sum of its proper divisors (16433153).

82165735 is a wasteful number, since it uses less digits than its factorization.

82165735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16433152.

The product of its digits is 50400, while the sum is 37.

The square root of 82165735 is about 9064.5317032928. The cubic root of 82165735 is about 434.7406477976.

The spelling of 82165735 in words is "eighty-two million, one hundred sixty-five thousand, seven hundred thirty-five".