8999118 has 24 divisors (see below), whose sum is σ = 20346768. Its totient is φ = 2869152.

The previous prime is 8999113. The next prime is 8999143. The reversal of 8999118 is 8119998.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8999113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10455 + ... + 11282.

It is an arithmetic number, because the mean of its divisors is an integer number (847782).

Almost surely, 2^8999118 is an apocalyptic number.

8999118 is an abundant number, since it is smaller than the sum of its proper divisors (11347650).

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

8999118 is a wasteful number, since it uses less digits than its factorization.

8999118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21768 (or 21765 counting only the distinct ones).

The product of its digits is 46656, while the sum is 45.

The square root of 8999118 is about 2999.8529963983. The cubic root of 8999118 is about 208.0015871427.

It can be divided in two parts, 89991 and 18, that added together give a palindrome (90009).

The spelling of 8999118 in words is "eight million, nine hundred ninety-nine thousand, one hundred eighteen".