6922801728 has 168 divisors, whose sum is σ = 20665025472. Its totient is φ = 2297839104.

The previous prime is 6922801723. The next prime is 6922801747. The reversal of 6922801728 is 8271082296.

It is not an unprimeable number, because it can be changed into a prime (6922801723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4307101 + ... + 4308707.

It is an arithmetic number, because the mean of its divisors is an integer number (123006104).

Almost surely, 2^6922801728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6922801728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10332512736).

6922801728 is an abundant number, since it is smaller than the sum of its proper divisors (13742223744).

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

6922801728 is a wasteful number, since it uses less digits than its factorization.

6922801728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911 (or 1889 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 6922801728 is about 83203.3757007491. The cubic root of 6922801728 is about 1905.8730303102.

The spelling of 6922801728 in words is "six billion, nine hundred twenty-two million, eight hundred one thousand, seven hundred twenty-eight".