683880629 has 2 divisors, whose sum is σ = 683880630. Its totient is φ = 683880628.

The previous prime is 683880619. The next prime is 683880671. The reversal of 683880629 is 926088386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 619512100 + 64368529 = 24890^2 + 8023^2 .

It is a cyclic number.

It is not a de Polignac number, because 683880629 - 2²⁰ = 682832053 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 (683880619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341940314 + 341940315.

It is an arithmetic number, because the mean of its divisors is an integer number (341940315).

Almost surely, 2^683880629 is an apocalyptic number.

It is an amenable number.

683880629 is a deficient number, since it is larger than the sum of its proper divisors (1).

683880629 is an equidigital number, since it uses as much as digits as its factorization.

683880629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 50.

The square root of 683880629 is about 26151.1114295358. Note that the first 3 decimals coincide. The cubic root of 683880629 is about 881.0355530443.

The spelling of 683880629 in words is "six hundred eighty-three million, eight hundred eighty thousand, six hundred twenty-nine".