6889670 has 16 divisors (see below), whose sum is σ = 12523680. Its totient is φ = 2728704.

The previous prime is 6889661. The next prime is 6889679. The reversal of 6889670 is 769886.

It is an interprime number because it is at equal distance from previous prime (6889661) and next prime (6889679).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6889679) 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, 2315 + ... + 4374.

It is an arithmetic number, because the mean of its divisors is an integer number (782730).

Almost surely, 2^6889670 is an apocalyptic number.

6889670 is a deficient number, since it is larger than the sum of its proper divisors (5634010).

6889670 is a wasteful number, since it uses less digits than its factorization.

6889670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 6889670 is about 2624.8180889349. The cubic root of 6889670 is about 190.2827737730.

The spelling of 6889670 in words is "six million, eight hundred eighty-nine thousand, six hundred seventy".