682017829 has 2 divisors, whose sum is σ = 682017830. Its totient is φ = 682017828.

The previous prime is 682017779. The next prime is 682017851. The reversal of 682017829 is 928710286.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 580713604 + 101304225 = 24098^2 + 10065^2 .

It is a cyclic number.

It is not a de Polignac number, because 682017829 - 2⁹ = 682017317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682017859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341008914 + 341008915.

It is an arithmetic number, because the mean of its divisors is an integer number (341008915).

Almost surely, 2^682017829 is an apocalyptic number.

It is an amenable number.

682017829 is a deficient number, since it is larger than the sum of its proper divisors (1).

682017829 is an equidigital number, since it uses as much as digits as its factorization.

682017829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 682017829 is about 26115.4710660176. The cubic root of 682017829 is about 880.2348843563.

It can be divided in two parts, 6820 and 17829, that added together give a square (24649 = 157²).

The spelling of 682017829 in words is "six hundred eighty-two million, seventeen thousand, eight hundred twenty-nine".