6940911 has 8 divisors (see below), whose sum is σ = 9267760. Its totient is φ = 4620672.

The previous prime is 6940907. The next prime is 6940919. The reversal of 6940911 is 1190496.

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

It is not a de Polignac number, because 6940911 - 2² = 6940907 is a prime.

It is a Duffinian number.

6940911 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6940919) 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, 1881 + ... + 4173.

It is an arithmetic number, because the mean of its divisors is an integer number (1158470).

Almost surely, 2^6940911 is an apocalyptic number.

6940911 is a deficient number, since it is larger than the sum of its proper divisors (2326849).

6940911 is a wasteful number, since it uses less digits than its factorization.

6940911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3305.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 6940911 is about 2634.5608742255. The cubic root of 6940911 is about 190.7533433291.

The spelling of 6940911 in words is "six million, nine hundred forty thousand, nine hundred eleven".