6730 has 8 divisors (see below), whose sum is σ = 12132. Its totient is φ = 2688.

The previous prime is 6719. The next prime is 6733. The reversal of 6730 is 376.

6730 = T₅₆ + T₅₇ + ... + T₅₉.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6561 + 169 = 81^2 + 13^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6733) 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, 327 + ... + 346.

6730 is a deficient number, since it is larger than the sum of its proper divisors (5402).

6730 is a wasteful number, since it uses less digits than its factorization.

6730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 6730 is about 82.0365772080. The cubic root of 6730 is about 18.8801317859.

The spelling of 6730 in words is "six thousand, seven hundred thirty".