6468851 has 2 divisors, whose sum is σ = 6468852. Its totient is φ = 6468850.

The previous prime is 6468829. The next prime is 6468853. The reversal of 6468851 is 1588646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6468851 - 2¹⁰ = 6467827 is a prime.

Together with 6468853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6468853) 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, 3234425 + 3234426.

It is an arithmetic number, because the mean of its divisors is an integer number (3234426).

Almost surely, 2^6468851 is an apocalyptic number.

6468851 is a deficient number, since it is larger than the sum of its proper divisors (1).

6468851 is an equidigital number, since it uses as much as digits as its factorization.

6468851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 38.

The square root of 6468851 is about 2543.3935991112. The cubic root of 6468851 is about 186.3269675733.

The spelling of 6468851 in words is "six million, four hundred sixty-eight thousand, eight hundred fifty-one".