8273199231 has 24 divisors (see below), whose sum is σ = 13039678080. Its totient is φ = 5012859600.

The previous prime is 8273199229. The next prime is 8273199251. The reversal of 8273199231 is 1329913728.

It is not a de Polignac number, because 8273199231 - 2¹ = 8273199229 is a prime.

It is a super-2 number, since 2×8273199231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8273199211) 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 23 ways as a sum of consecutive naturals, for example, 580926 + ... + 594996.

It is an arithmetic number, because the mean of its divisors is an integer number (543319920).

Almost surely, 2^8273199231 is an apocalyptic number.

8273199231 is a deficient number, since it is larger than the sum of its proper divisors (4766478849).

8273199231 is a wasteful number, since it uses less digits than its factorization.

8273199231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20027 (or 20024 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 8273199231 is about 90957.1285331722. The cubic root of 8273199231 is about 2022.5122510887.

The spelling of 8273199231 in words is "eight billion, two hundred seventy-three million, one hundred ninety-nine thousand, two hundred thirty-one".