6696817 has 4 divisors (see below), whose sum is σ = 6860196. Its totient is φ = 6533440.

The previous prime is 6696799. The next prime is 6696829. The reversal of 6696817 is 7186966.

6696817 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7186966 = 2 ⋅3593483.

It can be written as a sum of positive squares in 2 ways, for example, as 3904576 + 2792241 = 1976^2 + 1671^2 .

It is a cyclic number.

It is not a de Polignac number, because 6696817 - 2¹¹ = 6694769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6696857) 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 in 3 ways as a sum of consecutive naturals, for example, 81628 + ... + 81709.

It is an arithmetic number, because the mean of its divisors is an integer number (1715049).

Almost surely, 2^6696817 is an apocalyptic number.

It is an amenable number.

6696817 is a deficient number, since it is larger than the sum of its proper divisors (163379).

6696817 is a wasteful number, since it uses less digits than its factorization.

6696817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163378.

The product of its digits is 108864, while the sum is 43.

The square root of 6696817 is about 2587.8208979757. The cubic root of 6696817 is about 188.4905046262.

The spelling of 6696817 in words is "six million, six hundred ninety-six thousand, eight hundred seventeen".