6847873 has 2 divisors, whose sum is σ = 6847874. Its totient is φ = 6847872.

The previous prime is 6847871. The next prime is 6847903. The reversal of 6847873 is 3787486.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3968064 + 2879809 = 1992^2 + 1697^2 .

It is a cyclic number.

It is not a de Polignac number, because 6847873 - 2¹ = 6847871 is a prime.

Together with 6847871, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 6⁴ + 8 + 4¹⁰ + 7³ + 8⁵ + 7⁸ + 3⁴ .

It is not a weakly prime, because it can be changed into another prime (6847871) 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, 3423936 + 3423937.

It is an arithmetic number, because the mean of its divisors is an integer number (3423937).

Almost surely, 2^6847873 is an apocalyptic number.

It is an amenable number.

6847873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6847873 is an equidigital number, since it uses as much as digits as its factorization.

6847873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 43.

The square root of 6847873 is about 2616.8440916493. The cubic root of 6847873 is about 189.8972020097.

The spelling of 6847873 in words is "six million, eight hundred forty-seven thousand, eight hundred seventy-three".