2204934784 has 128 divisors (see below), whose sum is σ = 4948876800. Its totient is φ = 971771904.

The previous prime is 2204934733. The next prime is 2204934791. The reversal of 2204934784 is 4874394022.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2204934784.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3632209 + ... + 3632815.

It is an arithmetic number, because the mean of its divisors is an integer number (38663100).

Almost surely, 2^2204934784 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 2204934784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2474438400).

2204934784 is an abundant number, since it is smaller than the sum of its proper divisors (2743942016).

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

2204934784 is a wasteful number, since it uses less digits than its factorization.

2204934784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 2204934784 is about 46956.7331061265. The cubic root of 2204934784 is about 1301.5631657949.

The spelling of 2204934784 in words is "two billion, two hundred four million, nine hundred thirty-four thousand, seven hundred eighty-four".