6926840 has 32 divisors (see below), whose sum is σ = 15698880. Its totient is φ = 2750592.

The previous prime is 6926839. The next prime is 6926851. The reversal of 6926840 is 486296.

It is a super-2 number, since 2×6926840² = 95962224771200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6926840.

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 7 ways as a sum of consecutive naturals, for example, 5729 + ... + 6831.

It is an arithmetic number, because the mean of its divisors is an integer number (490590).

Almost surely, 2^6926840 is an apocalyptic number.

It is an amenable number.

6926840 is an abundant number, since it is smaller than the sum of its proper divisors (8772040).

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

6926840 is a wasteful number, since it uses less digits than its factorization.

6926840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 6926840 is about 2631.8890554125. The cubic root of 6926840 is about 190.6243542037.

The spelling of 6926840 in words is "six million, nine hundred twenty-six thousand, eight hundred forty".