28222034722 has 8 divisors (see below), whose sum is σ = 48380630976. Its totient is φ = 12095157732.

The previous prime is 28222034717. The next prime is 28222034741. The reversal of 28222034722 is 22743022282.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1007929798 + ... + 1007929825.

It is an arithmetic number, because the mean of its divisors is an integer number (6047578872).

Almost surely, 2^28222034722 is an apocalyptic number.

28222034722 is a deficient number, since it is larger than the sum of its proper divisors (20158596254).

28222034722 is a wasteful number, since it uses less digits than its factorization.

28222034722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015859632.

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 28222034722 in words is "twenty-eight billion, two hundred twenty-two million, thirty-four thousand, seven hundred twenty-two".