6819698 has 16 divisors (see below), whose sum is σ = 10644480. Its totient is φ = 3272976.

The previous prime is 6819679. The next prime is 6819719. The reversal of 6819698 is 8969186.

It is a super-2 number, since 2×6819698² = 93016561622408, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 17615 + ... + 17997.

It is an arithmetic number, because the mean of its divisors is an integer number (665280).

Almost surely, 2^6819698 is an apocalyptic number.

6819698 is a deficient number, since it is larger than the sum of its proper divisors (3824782).

6819698 is a wasteful number, since it uses less digits than its factorization.

6819698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721.

The product of its digits is 186624, while the sum is 47.

The square root of 6819698 is about 2611.4551499116. The cubic root of 6819698 is about 189.6364052949.

The spelling of 6819698 in words is "six million, eight hundred nineteen thousand, six hundred ninety-eight".