1244412244 has 6 divisors (see below), whose sum is σ = 2177721434. Its totient is φ = 622206120.

The previous prime is 1244412233. The next prime is 1244412259. The reversal of 1244412244 is 4422144421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1223600400 + 20811844 = 34980^2 + 4562^2 .

It is a nude number because it is divisible by every one of its digits.

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 as a sum of consecutive naturals, namely, 155551527 + ... + 155551534.

Almost surely, 2^1244412244 is an apocalyptic number.

It is an amenable number.

1244412244 is a deficient number, since it is larger than the sum of its proper divisors (933309190).

1244412244 is a wasteful number, since it uses less digits than its factorization.

1244412244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311103065 (or 311103063 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 1244412244 is about 35276.2277461749. The cubic root of 1244412244 is about 1075.6098199269.

Adding to 1244412244 its reverse (4422144421), we get a palindrome (5666556665).

The spelling of 1244412244 in words is "one billion, two hundred forty-four million, four hundred twelve thousand, two hundred forty-four".