8857218 has 8 divisors (see below), whose sum is σ = 17714448. Its totient is φ = 2952404.

The previous prime is 8857217. The next prime is 8857253. The reversal of 8857218 is 8127588.

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

8857218 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (8857217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738096 + ... + 738107.

It is an arithmetic number, because the mean of its divisors is an integer number (2214306).

Almost surely, 2^8857218 is an apocalyptic number.

8857218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8857218 is a wasteful number, since it uses less digits than its factorization.

8857218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476208.

The product of its digits is 35840, while the sum is 39.

The square root of 8857218 is about 2976.1078609486. The cubic root of 8857218 is about 206.9025189218.

The spelling of 8857218 in words is "eight million, eight hundred fifty-seven thousand, two hundred eighteen".