1144244 has 6 divisors (see below), whose sum is σ = 2002434. Its totient is φ = 572120.

The previous prime is 1144243. The next prime is 1144249. The reversal of 1144244 is 4424411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 976144 + 168100 = 988^2 + 410^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144243) by changing a digit.

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 as a sum of consecutive naturals, namely, 143027 + ... + 143034.

It is an arithmetic number, because the mean of its divisors is an integer number (333739).

2^1144244 is an apocalyptic number.

It is an amenable number.

1144244 is a deficient number, since it is larger than the sum of its proper divisors (858190).

1144244 is a wasteful number, since it uses less digits than its factorization.

1144244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286065 (or 286063 counting only the distinct ones).

The product of its digits is 512, while the sum is 20.

The square root of 1144244 is about 1069.6934140210. The cubic root of 1144244 is about 104.5938657386.

Adding to 1144244 its reverse (4424411), we get a palindrome (5568655).

It can be divided in two parts, 11 and 44244, that multiplied together give a palindrome (486684).

The spelling of 1144244 in words is "one million, one hundred forty-four thousand, two hundred forty-four".