82822447 has 2 divisors, whose sum is σ = 82822448. Its totient is φ = 82822446.

The previous prime is 82822433. The next prime is 82822457. The reversal of 82822447 is 74422828.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82822447 - 2¹¹ = 82820399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82822417) 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, 41411223 + 41411224.

It is an arithmetic number, because the mean of its divisors is an integer number (41411224).

Almost surely, 2^82822447 is an apocalyptic number.

82822447 is a deficient number, since it is larger than the sum of its proper divisors (1).

82822447 is an equidigital number, since it uses as much as digits as its factorization.

82822447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57344, while the sum is 37.

The square root of 82822447 is about 9100.6838754019. The cubic root of 82822447 is about 435.8958014192.

The spelling of 82822447 in words is "eighty-two million, eight hundred twenty-two thousand, four hundred forty-seven".