8918918 has 8 divisors (see below), whose sum is σ = 13407312. Its totient is φ = 4449816.

The previous prime is 8918911. The next prime is 8918927. The reversal of 8918918 is 8198198.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8918911) 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, 3605 + ... + 5552.

It is an arithmetic number, because the mean of its divisors is an integer number (1675914).

Almost surely, 2^8918918 is an apocalyptic number.

8918918 is a deficient number, since it is larger than the sum of its proper divisors (4488394).

8918918 is a wasteful number, since it uses less digits than its factorization.

8918918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9646.

The product of its digits is 41472, while the sum is 44.

The square root of 8918918 is about 2986.4557589223. The cubic root of 8918918 is about 207.3818401158.

The spelling of 8918918 in words is "eight million, nine hundred eighteen thousand, nine hundred eighteen".