682242089 has 2 divisors, whose sum is σ = 682242090. Its totient is φ = 682242088.

The previous prime is 682242037. The next prime is 682242151. The reversal of 682242089 is 980242286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 682097689 + 144400 = 26117^2 + 380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-682242089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (682242289) 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, 341121044 + 341121045.

It is an arithmetic number, because the mean of its divisors is an integer number (341121045).

Almost surely, 2^682242089 is an apocalyptic number.

It is an amenable number.

682242089 is a deficient number, since it is larger than the sum of its proper divisors (1).

682242089 is an equidigital number, since it uses as much as digits as its factorization.

682242089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 682242089 is about 26119.7643366092. The cubic root of 682242089 is about 880.3313529207.

The spelling of 682242089 in words is "six hundred eighty-two million, two hundred forty-two thousand, eighty-nine".