6670 has 16 divisors (see below), whose sum is σ = 12960. Its totient is φ = 2464.

The previous prime is 6661. The next prime is 6673. The reversal of 6670 is 766.

6670 is a nontrivial binomial coefficient, being equal to C(116, 2).

6670 is an undulating number in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673) 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, 216 + ... + 244.

It is an arithmetic number, because the mean of its divisors is an integer number (810).

2⁶⁶⁷⁰ is an apocalyptic number.

6670 is the 115-th triangular number and also the 58-th hexagonal number.

6670 is the 39-th centered nonagonal number.

6670 is a deficient number, since it is larger than the sum of its proper divisors (6290).

6670 is a wasteful number, since it uses less digits than its factorization.

6670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 6670 is about 81.6700679564. The cubic root of 6670 is about 18.8238568417.

It can be divided in two parts, 66 and 70, that added together give a triangular number (136 = T₁₆).

The spelling of 6670 in words is "six thousand, six hundred seventy".