8493918 has 16 divisors (see below), whose sum is σ = 17022720. Its totient is φ = 2825496.

The previous prime is 8493913. The next prime is 8493937. The reversal of 8493918 is 8193948.

8493918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 8493918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8493913) 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, 2571 + ... + 4857.

It is an arithmetic number, because the mean of its divisors is an integer number (1063920).

Almost surely, 2^8493918 is an apocalyptic number.

8493918 is an abundant number, since it is smaller than the sum of its proper divisors (8528802).

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

8493918 is a wasteful number, since it uses less digits than its factorization.

8493918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911.

The product of its digits is 62208, while the sum is 42.

The square root of 8493918 is about 2914.4327063770. The cubic root of 8493918 is about 204.0340677437.

The spelling of 8493918 in words is "eight million, four hundred ninety-three thousand, nine hundred eighteen".