2143032244 has 6 divisors (see below), whose sum is σ = 3750306434. Its totient is φ = 1071516120.

The previous prime is 2143032187. The next prime is 2143032247. The reversal of 2143032244 is 4422303412.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1467656100 + 675376144 = 38310^2 + 25988^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143032247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267879027 + ... + 267879034.

Almost surely, 2^2143032244 is an apocalyptic number.

It is an amenable number.

2143032244 is a deficient number, since it is larger than the sum of its proper divisors (1607274190).

2143032244 is a wasteful number, since it uses less digits than its factorization.

2143032244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535758065 (or 535758063 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2143032244 is about 46292.8962584974. The cubic root of 2143032244 is about 1289.2671044765.

Adding to 2143032244 its reverse (4422303412), we get a palindrome (6565335656).

The spelling of 2143032244 in words is "two billion, one hundred forty-three million, thirty-two thousand, two hundred forty-four".