6851013 has 16 divisors (see below), whose sum is σ = 9944256. Its totient is φ = 4170240.

The previous prime is 6850999. The next prime is 6851023. The reversal of 6851013 is 3101586.

It is not a de Polignac number, because 6851013 - 2⁴ = 6850997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6851023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2878 + ... + 4688.

It is an arithmetic number, because the mean of its divisors is an integer number (621516).

Almost surely, 2^6851013 is an apocalyptic number.

It is an amenable number.

6851013 is a deficient number, since it is larger than the sum of its proper divisors (3093243).

6851013 is a wasteful number, since it uses less digits than its factorization.

6851013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 6851013 is about 2617.4439822086. The cubic root of 6851013 is about 189.9262225099.

Adding to 6851013 its reverse (3101586), we get a palindrome (9952599).

The spelling of 6851013 in words is "six million, eight hundred fifty-one thousand, thirteen".