3600120216 has 128 divisors (see below), whose sum is σ = 11242229760. Its totient is φ = 933340800.

The previous prime is 3600120151. The next prime is 3600120217. The reversal of 3600120216 is 6120210063.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 3600120192 and 3600120201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3600120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1194151 + ... + 1197161.

It is an arithmetic number, because the mean of its divisors is an integer number (87829920).

Almost surely, 2^3600120216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3600120216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5621114880).

3600120216 is an abundant number, since it is smaller than the sum of its proper divisors (7642109544).

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

3600120216 is a wasteful number, since it uses less digits than its factorization.

3600120216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685 (or 3681 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 3600120216 is about 60001.0017916368. The cubic root of 3600120216 is about 1532.6359243481.

Adding to 3600120216 its reverse (6120210063), we get a palindrome (9720330279).

The spelling of 3600120216 in words is "three billion, six hundred million, one hundred twenty thousand, two hundred sixteen".