6942656 has 28 divisors (see below), whose sum is σ = 15745968. Its totient is φ = 2975232.

The previous prime is 6942631. The next prime is 6942673. The reversal of 6942656 is 6562496.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7301 + ... + 8196.

It is an arithmetic number, because the mean of its divisors is an integer number (562356).

Almost surely, 2^6942656 is an apocalyptic number.

It is an amenable number.

6942656 is an abundant number, since it is smaller than the sum of its proper divisors (8803312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6942656 is a wasteful number, since it uses less digits than its factorization.

6942656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15516 (or 15506 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 6942656 is about 2634.8920281484. The cubic root of 6942656 is about 190.7693276234.

The spelling of 6942656 in words is "six million, nine hundred forty-two thousand, six hundred fifty-six".