8273333728 has 24 divisors (see below), whose sum is σ = 17768865240. Its totient is φ = 3760606080.

The previous prime is 8273333699. The next prime is 8273333737.

8273333728 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11751543 + ... + 11752246.

It is an arithmetic number, because the mean of its divisors is an integer number (740369385).

Almost surely, 2^8273333728 is an apocalyptic number.

8273333728 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8273333728 is an abundant number, since it is smaller than the sum of its proper divisors (9495531512).

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

8273333728 is a wasteful number, since it uses less digits than its factorization.

8273333728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23503810 (or 23503802 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 46.

The square root of 8273333728 is about 90957.8678729883. The cubic root of 8273333728 is about 2022.5232109906.

The spelling of 8273333728 in words is "eight billion, two hundred seventy-three million, three hundred thirty-three thousand, seven hundred twenty-eight".