682580929 has 2 divisors, whose sum is σ = 682580930. Its totient is φ = 682580928.

The previous prime is 682580903. The next prime is 682580963. The reversal of 682580929 is 929085286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465696400 + 216884529 = 21580^2 + 14727^2 .

It is a cyclic number.

It is not a de Polignac number, because 682580929 - 2²¹ = 680483777 is a prime.

It is not a weakly prime, because it can be changed into another prime (682580029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341290464 + 341290465.

It is an arithmetic number, because the mean of its divisors is an integer number (341290465).

Almost surely, 2^682580929 is an apocalyptic number.

It is an amenable number.

682580929 is a deficient number, since it is larger than the sum of its proper divisors (1).

682580929 is an equidigital number, since it uses as much as digits as its factorization.

682580929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 682580929 is about 26126.2498074255. The cubic root of 682580929 is about 880.4770695763.

The spelling of 682580929 in words is "six hundred eighty-two million, five hundred eighty thousand, nine hundred twenty-nine".