1244243344 has 20 divisors (see below), whose sum is σ = 2411525340. Its totient is φ = 621914240.

The previous prime is 1244243323. The next prime is 1244243387. The reversal of 1244243344 is 4433424421.

It can be written as a sum of positive squares in 2 ways, for example, as 589906944 + 654336400 = 24288^2 + 25580^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44142 + ... + 66610.

It is an arithmetic number, because the mean of its divisors is an integer number (120576267).

Almost surely, 2^1244243344 is an apocalyptic number.

It is an amenable number.

1244243344 is a deficient number, since it is larger than the sum of its proper divisors (1167281996).

1244243344 is a wasteful number, since it uses less digits than its factorization.

1244243344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25938 (or 25932 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

The square root of 1244243344 is about 35273.8337014847. The cubic root of 1244243344 is about 1075.5611547253.

Adding to 1244243344 its reverse (4433424421), we get a palindrome (5677667765).

The spelling of 1244243344 in words is "one billion, two hundred forty-four million, two hundred forty-three thousand, three hundred forty-four".