9099018 has 12 divisors (see below), whose sum is σ = 19714578. Its totient is φ = 3033000.

The previous prime is 9099017. The next prime is 9099037. The reversal of 9099018 is 8109909.

It can be written as a sum of positive squares in only one way, i.e., 6185169 + 2913849 = 2487^2 + 1707^2 .

It is not an unprimeable number, because it can be changed into a prime (9099017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252733 + ... + 252768.

Almost surely, 2^9099018 is an apocalyptic number.

9099018 is an abundant number, since it is smaller than the sum of its proper divisors (10615560).

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

9099018 is a wasteful number, since it uses less digits than its factorization.

9099018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505509 (or 505506 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The square root of 9099018 is about 3016.4578564933. The cubic root of 9099018 is about 208.7684377800.

It can be divided in two parts, 909901 and 8, that added together give a palindrome (909909).

The spelling of 9099018 in words is "nine million, ninety-nine thousand, eighteen".