82272899 has 2 divisors, whose sum is σ = 82272900. Its totient is φ = 82272898.

The previous prime is 82272893. The next prime is 82272901. The reversal of 82272899 is 99827228.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82272899 is a prime.

Together with 82272901, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82272893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41136449 + 41136450.

It is an arithmetic number, because the mean of its divisors is an integer number (41136450).

Almost surely, 2^82272899 is an apocalyptic number.

82272899 is a deficient number, since it is larger than the sum of its proper divisors (1).

82272899 is an equidigital number, since it uses as much as digits as its factorization.

82272899 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 82272899 is about 9070.4409484876. The cubic root of 82272899 is about 434.9295680216.

The spelling of 82272899 in words is "eighty-two million, two hundred seventy-two thousand, eight hundred ninety-nine".