6684337 has 4 divisors (see below), whose sum is σ = 7292016. Its totient is φ = 6076660.

The previous prime is 6684299. The next prime is 6684341. The reversal of 6684337 is 7334866.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6684337 - 2¹¹ = 6682289 is a prime.

It is a super-2 number, since 2×6684337² = 89360722259138, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6684296 and 6684305.

It is not an unprimeable number, because it can be changed into a prime (6684037) 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, 303823 + ... + 303844.

It is an arithmetic number, because the mean of its divisors is an integer number (1823004).

Almost surely, 2^6684337 is an apocalyptic number.

It is an amenable number.

6684337 is a deficient number, since it is larger than the sum of its proper divisors (607679).

6684337 is a wasteful number, since it uses less digits than its factorization.

6684337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607678.

The product of its digits is 72576, while the sum is 37.

The square root of 6684337 is about 2585.4084783647. The cubic root of 6684337 is about 188.3733432804.

It can be divided in two parts, 6684 and 337, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 6684337 in words is "six million, six hundred eighty-four thousand, three hundred thirty-seven".