3318018 has 16 divisors (see below), whose sum is σ = 7239456. Its totient is φ = 1005440.

The previous prime is 3318013. The next prime is 3318031. The reversal of 3318018 is 8108133.

It is a super-2 number, since 2×3318018² = 22018486896648, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3318011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25071 + ... + 25202.

It is an arithmetic number, because the mean of its divisors is an integer number (452466).

Almost surely, 2^3318018 is an apocalyptic number.

3318018 is an abundant number, since it is smaller than the sum of its proper divisors (3921438).

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

3318018 is a wasteful number, since it uses less digits than its factorization.

3318018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50289.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 3318018 is about 1821.5427527236. The cubic root of 3318018 is about 149.1510262445.

The spelling of 3318018 in words is "three million, three hundred eighteen thousand, eighteen".