6939166 has 8 divisors (see below), whose sum is σ = 11209464. Its totient is φ = 3202680.

The previous prime is 6939151. The next prime is 6939173. The reversal of 6939166 is 6619396.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133420 + ... + 133471.

It is an arithmetic number, because the mean of its divisors is an integer number (1401183).

Almost surely, 2^6939166 is an apocalyptic number.

6939166 is a deficient number, since it is larger than the sum of its proper divisors (4270298).

6939166 is a wasteful number, since it uses less digits than its factorization.

6939166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266906.

The product of its digits is 52488, while the sum is 40.

The square root of 6939166 is about 2634.2296786727. The cubic root of 6939166 is about 190.7373563555.

The spelling of 6939166 in words is "six million, nine hundred thirty-nine thousand, one hundred sixty-six".