8942218 has 8 divisors (see below), whose sum is σ = 13426020. Its totient is φ = 4466880.

The previous prime is 8942207. The next prime is 8942233. The reversal of 8942218 is 8122498.

It can be written as a sum of positive squares in 2 ways, for example, as 8803089 + 139129 = 2967^2 + 373^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3058 + ... + 5218.

Almost surely, 2^8942218 is an apocalyptic number.

8942218 is a deficient number, since it is larger than the sum of its proper divisors (4483802).

8942218 is a wasteful number, since it uses less digits than its factorization.

8942218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4232.

The product of its digits is 9216, while the sum is 34.

The square root of 8942218 is about 2990.3541596273. The cubic root of 8942218 is about 207.5622728853.

The spelling of 8942218 in words is "eight million, nine hundred forty-two thousand, two hundred eighteen".