22001832028 has 24 divisors (see below), whose sum is σ = 42163228800. Its totient is φ = 9962801520.

The previous prime is 22001832011. The next prime is 22001832029. The reversal of 22001832028 is 82023810022.

It is a super-2 number, since 2×22001832028² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22001831987 and 22001832005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001832029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939078 + ... + 962221.

It is an arithmetic number, because the mean of its divisors is an integer number (1756801200).

Almost surely, 2^22001832028 is an apocalyptic number.

It is an amenable number.

22001832028 is a deficient number, since it is larger than the sum of its proper divisors (20161396772).

22001832028 is a wasteful number, since it uses less digits than its factorization.

22001832028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901577 (or 1901575 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The spelling of 22001832028 in words is "twenty-two billion, one million, eight hundred thirty-two thousand, twenty-eight".