82869167 has 2 divisors, whose sum is σ = 82869168. Its totient is φ = 82869166.

The previous prime is 82869119. The next prime is 82869191. The reversal of 82869167 is 76196828.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82869167 - 2⁸ = 82868911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82869967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41434583 + 41434584.

It is an arithmetic number, because the mean of its divisors is an integer number (41434584).

Almost surely, 2^82869167 is an apocalyptic number.

82869167 is a deficient number, since it is larger than the sum of its proper divisors (1).

82869167 is an equidigital number, since it uses as much as digits as its factorization.

82869167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 47.

The square root of 82869167 is about 9103.2503535825. The cubic root of 82869167 is about 435.9777487031.

The spelling of 82869167 in words is "eighty-two million, eight hundred sixty-nine thousand, one hundred sixty-seven".