6722739926 has 24 divisors (see below), whose sum is σ = 11743931160. Its totient is φ = 2877874272.

The previous prime is 6722739869. The next prime is 6722739967. The reversal of 6722739926 is 6299372276.

It is a super-2 number, since 2×6722739926² = 90390464225268970952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47690 + ... + 125378.

It is an arithmetic number, because the mean of its divisors is an integer number (489330465).

Almost surely, 2^6722739926 is an apocalyptic number.

6722739926 is a deficient number, since it is larger than the sum of its proper divisors (5021191234).

6722739926 is a wasteful number, since it uses less digits than its factorization.

6722739926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78588 (or 78581 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 53.

The square root of 6722739926 is about 81992.3162619523. The cubic root of 6722739926 is about 1887.3340281587.

The spelling of 6722739926 in words is "six billion, seven hundred twenty-two million, seven hundred thirty-nine thousand, nine hundred twenty-six".