6816601 has 8 divisors (see below), whose sum is σ = 7488000. Its totient is φ = 6153840.

The previous prime is 6816587. The next prime is 6816613. The reversal of 6816601 is 1066186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6816601 - 2¹¹ = 6814553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6816601.

It is not an unprimeable number, because it can be changed into a prime (6816631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441 + ... + 3718.

It is an arithmetic number, because the mean of its divisors is an integer number (936000).

Almost surely, 2^6816601 is an apocalyptic number.

It is an amenable number.

6816601 is a deficient number, since it is larger than the sum of its proper divisors (671399).

6816601 is a wasteful number, since it uses less digits than its factorization.

6816601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 6816601 is about 2610.8621181518. The cubic root of 6816601 is about 189.6076946945.

The spelling of 6816601 in words is "six million, eight hundred sixteen thousand, six hundred one".