82322249 has 2 divisors, whose sum is σ = 82322250. Its totient is φ = 82322248.

The previous prime is 82322189. The next prime is 82322281. The reversal of 82322249 is 94222328.

It is an a-pointer prime, because the next prime (82322281) can be obtained adding 82322249 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49603849 + 32718400 = 7043^2 + 5720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82322249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (82322549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41161124 + 41161125.

It is an arithmetic number, because the mean of its divisors is an integer number (41161125).

Almost surely, 2^82322249 is an apocalyptic number.

It is an amenable number.

82322249 is a deficient number, since it is larger than the sum of its proper divisors (1).

82322249 is an equidigital number, since it uses as much as digits as its factorization.

82322249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 82322249 is about 9073.1609155795. The cubic root of 82322249 is about 435.0165123428.

The spelling of 82322249 in words is "eighty-two million, three hundred twenty-two thousand, two hundred forty-nine".