6851355 has 32 divisors (see below), whose sum is σ = 13077504. Its totient is φ = 2994816.

The previous prime is 6851347. The next prime is 6851407. The reversal of 6851355 is 5531586.

It is not a de Polignac number, because 6851355 - 2³ = 6851347 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 997 + ... + 3833.

It is an arithmetic number, because the mean of its divisors is an integer number (408672).

Almost surely, 2^6851355 is an apocalyptic number.

6851355 is a deficient number, since it is larger than the sum of its proper divisors (6226149).

6851355 is a wasteful number, since it uses less digits than its factorization.

6851355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875.

The product of its digits is 18000, while the sum is 33.

The square root of 6851355 is about 2617.5093123044. The cubic root of 6851355 is about 189.9293828059.

The spelling of 6851355 in words is "six million, eight hundred fifty-one thousand, three hundred fifty-five".