6940838 has 8 divisors (see below), whose sum is σ = 10747200. Its totient is φ = 3358440.

The previous prime is 6940823. The next prime is 6940841. The reversal of 6940838 is 8380496.

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

It is a nialpdrome in base 14.

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, 55913 + ... + 56036.

It is an arithmetic number, because the mean of its divisors is an integer number (1343400).

Almost surely, 2^6940838 is an apocalyptic number.

6940838 is a deficient number, since it is larger than the sum of its proper divisors (3806362).

6940838 is a wasteful number, since it uses less digits than its factorization.

6940838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111982.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 6940838 is about 2634.5470198879. The cubic root of 6940838 is about 190.7526745868.

The spelling of 6940838 in words is "six million, nine hundred forty thousand, eight hundred thirty-eight".