3315213216 has 72 divisors (see below), whose sum is σ = 10774449504. Its totient is φ = 947203200.

The previous prime is 3315213203. The next prime is 3315213217. The reversal of 3315213216 is 6123125133.

3315213216 is a `hidden beast` number, since 3 + 315 + 21 + 321 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 3315213216.

It is not an unprimeable number, because it can be changed into a prime (3315213217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 820210 + ... + 824241.

It is an arithmetic number, because the mean of its divisors is an integer number (149645132).

Almost surely, 2^3315213216 is an apocalyptic number.

3315213216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3315213216 is an abundant number, since it is smaller than the sum of its proper divisors (7459236288).

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

3315213216 is a wasteful number, since it uses less digits than its factorization.

3315213216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644474 (or 1644463 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 3315213216 is about 57577.8882558227. Note that the first 3 decimals coincide. The cubic root of 3315213216 is about 1491.0898765973.

Adding to 3315213216 its reverse (6123125133), we get a palindrome (9438338349).

The spelling of 3315213216 in words is "three billion, three hundred fifteen million, two hundred thirteen thousand, two hundred sixteen".