9008018 has 4 divisors (see below), whose sum is σ = 13512030. Its totient is φ = 4504008.

The previous prime is 9007993. The next prime is 9008023. The reversal of 9008018 is 8108009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8922169 + 85849 = 2987^2 + 293^2 .

It is a super-2 number, since 2×9008018² = 162288776576648, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2252003 + ... + 2252006.

Almost surely, 2^9008018 is an apocalyptic number.

9008018 is a deficient number, since it is larger than the sum of its proper divisors (4504012).

9008018 is a wasteful number, since it uses less digits than its factorization.

9008018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504011.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 9008018 is about 3001.3360358347. The cubic root of 9008018 is about 208.0701347562.

Subtracting from 9008018 its reverse (8108009), we obtain a palindrome (900009).

The spelling of 9008018 in words is "nine million, eight thousand, eighteen".