2229844320 has 144 divisors (see below), whose sum is σ = 8301161232. Its totient is φ = 540564480.

The previous prime is 2229844301. The next prime is 2229844363. The reversal of 2229844320 is 234489222.

2229844320 is a `hidden beast` number, since 2 + 2 + 298 + 44 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 54547 + ... + 86226.

It is an arithmetic number, because the mean of its divisors is an integer number (57646953).

Almost surely, 2^2229844320 is an apocalyptic number.

2229844320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2229844320 is an abundant number, since it is smaller than the sum of its proper divisors (6071316912).

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

2229844320 is a wasteful number, since it uses less digits than its factorization.

2229844320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140805 (or 140794 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 2229844320 is about 47221.2274300446. The cubic root of 2229844320 is about 1306.4461530329.

The spelling of 2229844320 in words is "two billion, two hundred twenty-nine million, eight hundred forty-four thousand, three hundred twenty".