9922656726 has 48 divisors (see below), whose sum is σ = 21756636720. Its totient is φ = 3268065600.

The previous prime is 9922656703. The next prime is 9922656739. The reversal of 9922656726 is 6276562299.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 920001 + ... + 930723.

It is an arithmetic number, because the mean of its divisors is an integer number (453263265).

Almost surely, 2^9922656726 is an apocalyptic number.

9922656726 is an abundant number, since it is smaller than the sum of its proper divisors (11833979994).

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

9922656726 is a wasteful number, since it uses less digits than its factorization.

9922656726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11341 (or 11338 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 9922656726 is about 99612.5329765286. The cubic root of 9922656726 is about 2148.8659406652.

It can be divided in two parts, 992265 and 6726, that added together give a triangular number (998991 = T₁₄₁₃).

The spelling of 9922656726 in words is "nine billion, nine hundred twenty-two million, six hundred fifty-six thousand, seven hundred twenty-six".