82168323 has 4 divisors (see below), whose sum is σ = 109557768. Its totient is φ = 54778880.

The previous prime is 82168319. The next prime is 82168343. The reversal of 82168323 is 32386128.

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

It is a cyclic number.

It is not a de Polignac number, because 82168323 - 2² = 82168319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82168343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13694718 + ... + 13694723.

It is an arithmetic number, because the mean of its divisors is an integer number (27389442).

Almost surely, 2^82168323 is an apocalyptic number.

82168323 is a deficient number, since it is larger than the sum of its proper divisors (27389445).

82168323 is a wasteful number, since it uses less digits than its factorization.

82168323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27389444.

The product of its digits is 13824, while the sum is 33.

The square root of 82168323 is about 9064.6744563718. The cubic root of 82168323 is about 434.7452121373.

The spelling of 82168323 in words is "eighty-two million, one hundred sixty-eight thousand, three hundred twenty-three".