6698871 has 12 divisors (see below), whose sum is σ = 9736272. Its totient is φ = 4438176.

The previous prime is 6698831. The next prime is 6698897. The reversal of 6698871 is 1788966.

It is a happy number.

It is not a de Polignac number, because 6698871 - 2⁶ = 6698807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6698831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 726 + ... + 3731.

It is an arithmetic number, because the mean of its divisors is an integer number (811356).

Almost surely, 2^6698871 is an apocalyptic number.

6698871 is a deficient number, since it is larger than the sum of its proper divisors (3037401).

6698871 is a wasteful number, since it uses less digits than its factorization.

6698871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630 (or 4627 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 6698871 is about 2588.2177265447. The cubic root of 6698871 is about 188.5097734779.

It can be divided in two parts, 6698 and 871, that added together give a square (7569 = 87²).

The spelling of 6698871 in words is "six million, six hundred ninety-eight thousand, eight hundred seventy-one".