6422090728 has 32 divisors (see below), whose sum is σ = 12590121600. Its totient is φ = 3065284288.

The previous prime is 6422090723. The next prime is 6422090743. The reversal of 6422090728 is 8270902246.

It is not an unprimeable number, because it can be changed into a prime (6422090723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57858 + ... + 127246.

It is an arithmetic number, because the mean of its divisors is an integer number (393441300).

Almost surely, 2^6422090728 is an apocalyptic number.

It is an amenable number.

6422090728 is a deficient number, since it is larger than the sum of its proper divisors (6168030872).

6422090728 is a wasteful number, since it uses less digits than its factorization.

6422090728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69921 (or 69917 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 6422090728 is about 80137.9481144857. The cubic root of 6422090728 is about 1858.7692486188.

The spelling of 6422090728 in words is "six billion, four hundred twenty-two million, ninety thousand, seven hundred twenty-eight".