2244122240 has 64 divisors (see below), whose sum is σ = 5537963520. Its totient is φ = 868684800.

The previous prime is 2244122239. The next prime is 2244122299. The reversal of 2244122240 is 422214422.

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 36716 + ... + 76395.

It is an arithmetic number, because the mean of its divisors is an integer number (86530680).

Almost surely, 2^2244122240 is an apocalyptic number.

2244122240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244122240 is an abundant number, since it is smaller than the sum of its proper divisors (3293841280).

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

2244122240 is a wasteful number, since it uses less digits than its factorization.

2244122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113161 (or 113149 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2244122240 is about 47372.1673559486. The cubic root of 2244122240 is about 1309.2286584378.

Adding to 2244122240 its reverse (422214422), we get a palindrome (2666336662).

The spelling of 2244122240 in words is "two billion, two hundred forty-four million, one hundred twenty-two thousand, two hundred forty".