682444237 has 2 divisors, whose sum is σ = 682444238. Its totient is φ = 682444236.

The previous prime is 682444193. The next prime is 682444249. The reversal of 682444237 is 732444286.

682444237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 582063876 + 100380361 = 24126^2 + 10019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-682444237 is a prime.

It is a super-2 number, since 2×682444237² = 931460273229024338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 682444237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682444537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341222118 + 341222119.

It is an arithmetic number, because the mean of its divisors is an integer number (341222119).

Almost surely, 2^682444237 is an apocalyptic number.

It is an amenable number.

682444237 is a deficient number, since it is larger than the sum of its proper divisors (1).

682444237 is an equidigital number, since it uses as much as digits as its factorization.

682444237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 40.

The square root of 682444237 is about 26123.6336867596. The cubic root of 682444237 is about 880.4182915856.

The spelling of 682444237 in words is "six hundred eighty-two million, four hundred forty-four thousand, two hundred thirty-seven".