8243316 has 48 divisors (see below), whose sum is σ = 21575680. Its totient is φ = 2721600.

The previous prime is 8243297. The next prime is 8243327. The reversal of 8243316 is 6133428.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 8243316.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 13416 + ... + 14016.

Almost surely, 2^8243316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8243316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10787840).

8243316 is an abundant number, since it is smaller than the sum of its proper divisors (13332364).

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

8243316 is a wasteful number, since it uses less digits than its factorization.

8243316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741 (or 733 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 8243316 is about 2871.1175524524. The cubic root of 8243316 is about 202.0074173011.

The spelling of 8243316 in words is "eight million, two hundred forty-three thousand, three hundred sixteen".