8273216326 has 24 divisors (see below), whose sum is σ = 12852478440. Its totient is φ = 3993985440.

The previous prime is 8273216257. The next prime is 8273216381. The reversal of 8273216326 is 6236123728.

It is a super-2 number, since 2×8273216326² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873645 + ... + 883063.

It is an arithmetic number, because the mean of its divisors is an integer number (535519935).

Almost surely, 2^8273216326 is an apocalyptic number.

8273216326 is a deficient number, since it is larger than the sum of its proper divisors (4579262114).

8273216326 is a wasteful number, since it uses less digits than its factorization.

8273216326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9940 (or 9909 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 8273216326 is about 90957.2225059671. Note that the first 3 decimals coincide. The cubic root of 8273216326 is about 2022.5136441339.

The spelling of 8273216326 in words is "eight billion, two hundred seventy-three million, two hundred sixteen thousand, three hundred twenty-six".