682656229 has 2 divisors, whose sum is σ = 682656230. Its totient is φ = 682656228.

The previous prime is 682656217. The next prime is 682656269. The reversal of 682656229 is 922656286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 682620129 + 36100 = 26127^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 682656229 - 2⁵ = 682656197 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682656269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341328114 + 341328115.

It is an arithmetic number, because the mean of its divisors is an integer number (341328115).

Almost surely, 2^682656229 is an apocalyptic number.

It is an amenable number.

682656229 is a deficient number, since it is larger than the sum of its proper divisors (1).

682656229 is an equidigital number, since it uses as much as digits as its factorization.

682656229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 682656229 is about 26127.6908470687. The cubic root of 682656229 is about 880.5094454615.

The spelling of 682656229 in words is "six hundred eighty-two million, six hundred fifty-six thousand, two hundred twenty-nine".