8343218 has 16 divisors (see below), whose sum is σ = 13608000. Its totient is φ = 3813456.

The previous prime is 8343211. The next prime is 8343221. The reversal of 8343218 is 8123438.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8343211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283 + ... + 4281.

It is an arithmetic number, because the mean of its divisors is an integer number (850500).

Almost surely, 2^8343218 is an apocalyptic number.

8343218 is a deficient number, since it is larger than the sum of its proper divisors (5264782).

8343218 is a wasteful number, since it uses less digits than its factorization.

8343218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121.

The product of its digits is 4608, while the sum is 29.

The square root of 8343218 is about 2888.4629130387. The cubic root of 8343218 is about 202.8201955646.

The spelling of 8343218 in words is "eight million, three hundred forty-three thousand, two hundred eighteen".