1144200244 has 48 divisors (see below), whose sum is σ = 2242437120. Its totient is φ = 506348640.

The previous prime is 1144200227. The next prime is 1144200257. The reversal of 1144200244 is 4420024411.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723847 + ... + 725425.

It is an arithmetic number, because the mean of its divisors is an integer number (46717440).

Almost surely, 2^1144200244 is an apocalyptic number.

It is an amenable number.

1144200244 is a deficient number, since it is larger than the sum of its proper divisors (1098236876).

1144200244 is a wasteful number, since it uses less digits than its factorization.

1144200244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020 (or 2018 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1144200244 is about 33826.0290900366. The cubic root of 1144200244 is about 1045.9253249509.

Adding to 1144200244 its reverse (4420024411), we get a palindrome (5564224655).

It can be divided in two parts, 11 and 44200244, that multiplied together give a palindrome (486202684).

The spelling of 1144200244 in words is "one billion, one hundred forty-four million, two hundred thousand, two hundred forty-four".