3318918 has 8 divisors (see below), whose sum is σ = 6637848. Its totient is φ = 1106304.

The previous prime is 3318911. The next prime is 3318919. The reversal of 3318918 is 8198133.

It is a sphenic number, since it is the product of 3 distinct primes.

3318918 is an admirable number.

It is a super-2 number, since 2×3318918² = 22030433381448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3318911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276571 + ... + 276582.

It is an arithmetic number, because the mean of its divisors is an integer number (829731).

Almost surely, 2^3318918 is an apocalyptic number.

3318918 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3318918 is a wasteful number, since it uses less digits than its factorization.

3318918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553158.

The product of its digits is 5184, while the sum is 33.

The square root of 3318918 is about 1821.7897793104. The cubic root of 3318918 is about 149.1645105785.

The spelling of 3318918 in words is "three million, three hundred eighteen thousand, nine hundred eighteen".