6669670 has 32 divisors (see below), whose sum is σ = 13833216. Its totient is φ = 2268000.

The previous prime is 6669653. The next prime is 6669671. The reversal of 6669670 is 769666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6669671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10255 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (432288).

Almost surely, 2^6669670 is an apocalyptic number.

6669670 is an abundant number, since it is smaller than the sum of its proper divisors (7163546).

6669670 is a wasteful number, since it uses less digits than its factorization.

6669670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 6669670 is about 2582.5704249836. The cubic root of 6669670 is about 188.2354639819.

It can be divided in two parts, 66696 and 70, that added together give a palindrome (66766).

The spelling of 6669670 in words is "six million, six hundred sixty-nine thousand, six hundred seventy".