6683617 has 4 divisors (see below), whose sum is σ = 6692116. Its totient is φ = 6675120.

The previous prime is 6683609. The next prime is 6683627. The reversal of 6683617 is 7163866.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5779216 + 904401 = 2404^2 + 951^2 .

It is a cyclic number.

It is not a de Polignac number, because 6683617 - 2³ = 6683609 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6683627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2934 + ... + 4687.

It is an arithmetic number, because the mean of its divisors is an integer number (1673029).

Almost surely, 2^6683617 is an apocalyptic number.

It is an amenable number.

6683617 is a deficient number, since it is larger than the sum of its proper divisors (8499).

6683617 is an equidigital number, since it uses as much as digits as its factorization.

6683617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8498.

The product of its digits is 36288, while the sum is 37.

The square root of 6683617 is about 2585.2692316275. The cubic root of 6683617 is about 188.3665795242.

Subtracting 6683617 from its reverse (7163866), we obtain a square (480249 = 693²).

The spelling of 6683617 in words is "six million, six hundred eighty-three thousand, six hundred seventeen".