2204646912 has 360 divisors, whose sum is σ = 7301151000. Its totient is φ = 638337024.

The previous prime is 2204646901. The next prime is 2204646919. The reversal of 2204646912 is 2196464022.

2204646912 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 646 + 9 + 1 + 2 = 666.

It is a super-2 number, since 2×2204646912² = 9720936013182271488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204646919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14796214 + ... + 14796362.

It is an arithmetic number, because the mean of its divisors is an integer number (20280975).

Almost surely, 2^2204646912 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 2204646912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3650575500).

2204646912 is an abundant number, since it is smaller than the sum of its proper divisors (5096504088).

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

2204646912 is a wasteful number, since it uses less digits than its factorization.

2204646912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 2204646912 is about 46953.6677161646. The cubic root of 2204646912 is about 1301.5065201438.

The spelling of 2204646912 in words is "two billion, two hundred four million, six hundred forty-six thousand, nine hundred twelve".