82210361 has 2 divisors, whose sum is σ = 82210362. Its totient is φ = 82210360.

The previous prime is 82210339. The next prime is 82210369. The reversal of 82210361 is 16301228.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78765625 + 3444736 = 8875^2 + 1856^2 .

It is a cyclic number.

It is not a de Polignac number, because 82210361 - 2¹⁴ = 82193977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82210369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41105180 + 41105181.

It is an arithmetic number, because the mean of its divisors is an integer number (41105181).

Almost surely, 2^82210361 is an apocalyptic number.

It is an amenable number.

82210361 is a deficient number, since it is larger than the sum of its proper divisors (1).

82210361 is an equidigital number, since it uses as much as digits as its factorization.

82210361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 82210361 is about 9066.9929414332. The cubic root of 82210361 is about 434.8193392573.

Adding to 82210361 its reverse (16301228), we get a palindrome (98511589).

The spelling of 82210361 in words is "eighty-two million, two hundred ten thousand, three hundred sixty-one".