3315816 has 160 divisors (see below), whose sum is σ = 11499840. Its totient is φ = 870912.

The previous prime is 3315779. The next prime is 3315817. The reversal of 3315816 is 6185133.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (2160) is a multiple of the sum of its prime divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 3315816.

It is not an unprimeable number, because it can be changed into a prime (3315817) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 77091 + ... + 77133.

It is an arithmetic number, because the mean of its divisors is an integer number (71874).

Almost surely, 2^3315816 is an apocalyptic number.

3315816 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 3315816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5749920).

3315816 is an abundant number, since it is smaller than the sum of its proper divisors (8184024).

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

3315816 is a wasteful number, since it uses less digits than its factorization.

3315816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 72 counting only the distinct ones).

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

The square root of 3315816 is about 1820.9382197098. The cubic root of 3315816 is about 149.1180242897.

The spelling of 3315816 in words is "three million, three hundred fifteen thousand, eight hundred sixteen".