3318858 has 24 divisors (see below), whose sum is σ = 7345728. Its totient is φ = 1082472.

The previous prime is 3318857. The next prime is 3318911. The reversal of 3318858 is 8588133.

It is a happy number.

It is a super-2 number, since 2×3318858² = 22029636848328, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3318853) 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, 1116 + ... + 2807.

It is an arithmetic number, because the mean of its divisors is an integer number (306072).

Almost surely, 2^3318858 is an apocalyptic number.

3318858 is an abundant number, since it is smaller than the sum of its proper divisors (4026870).

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

3318858 is a wasteful number, since it uses less digits than its factorization.

3318858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978 (or 3975 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 3318858 is about 1821.7733119134. The cubic root of 3318858 is about 149.1636116988.

The spelling of 3318858 in words is "three million, three hundred eighteen thousand, eight hundred fifty-eight".