2244243440 has 40 divisors (see below), whose sum is σ = 5524802640. Its totient is φ = 844891136.

The previous prime is 2244243439. The next prime is 2244243479. The reversal of 2244243440 is 443424422.

2244243440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823730 + ... + 826449.

It is an arithmetic number, because the mean of its divisors is an integer number (138120066).

Almost surely, 2^2244243440 is an apocalyptic number.

2244243440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244243440 is an abundant number, since it is smaller than the sum of its proper divisors (3280559200).

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

2244243440 is a wasteful number, since it uses less digits than its factorization.

2244243440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650209 (or 1650203 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

The square root of 2244243440 is about 47373.4465708375. The cubic root of 2244243440 is about 1309.2522275129.

Adding to 2244243440 its reverse (443424422), we get a palindrome (2687667862).

The spelling of 2244243440 in words is "two billion, two hundred forty-four million, two hundred forty-three thousand, four hundred forty".