3318156 has 36 divisors (see below), whose sum is σ = 8530704. Its totient is φ = 1087200.

The previous prime is 3318149. The next prime is 3318157. The reversal of 3318156 is 6518133.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3318156² = 22020318480672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3318157) 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, 1441 + ... + 2951.

It is an arithmetic number, because the mean of its divisors is an integer number (236964).

Almost surely, 2^3318156 is an apocalyptic number.

3318156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3318156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4265352).

3318156 is an abundant number, since it is smaller than the sum of its proper divisors (5212548).

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

3318156 is a wasteful number, since it uses less digits than its factorization.

3318156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1577 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 3318156 is about 1821.5806323081. The cubic root of 3318156 is about 149.1530940007.

The spelling of 3318156 in words is "three million, three hundred eighteen thousand, one hundred fifty-six".