683873 has 2 divisors, whose sum is σ = 683874. Its totient is φ = 683872.

The previous prime is 683863. The next prime is 683887. The reversal of 683873 is 378386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 667489 + 16384 = 817^2 + 128^2 .

It is a cyclic number.

It is not a de Polignac number, because 683873 - 2⁴ = 683857 is a prime.

It is not a weakly prime, because it can be changed into another prime (683833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341936 + 341937.

It is an arithmetic number, because the mean of its divisors is an integer number (341937).

2⁶⁸³⁸⁷³ is an apocalyptic number.

It is an amenable number.

683873 is a deficient number, since it is larger than the sum of its proper divisors (1).

683873 is an equidigital number, since it uses as much as digits as its factorization.

683873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 683873 is about 826.9661419913. The cubic root of 683873 is about 88.1032276914.

The spelling of 683873 in words is "six hundred eighty-three thousand, eight hundred seventy-three".