2204047872 has 120 divisors (see below), whose sum is σ = 6850527684. Its totient is φ = 678150144.

The previous prime is 2204047847. The next prime is 2204047873. The reversal of 2204047872 is 2787404022.

It can be written as a sum of positive squares in 2 ways, for example, as 1772073216 + 431974656 = 42096^2 + 20784^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2204047873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41508 + ... + 78300.

Almost surely, 2^2204047872 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 2204047872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3425263842).

2204047872 is an abundant number, since it is smaller than the sum of its proper divisors (4646479812).

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

2204047872 is a wasteful number, since it uses less digits than its factorization.

2204047872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36830 (or 36811 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 36.

The square root of 2204047872 is about 46947.2882283950. The cubic root of 2204047872 is about 1301.3886289920.

The spelling of 2204047872 in words is "two billion, two hundred four million, forty-seven thousand, eight hundred seventy-two".