2252320144 has 20 divisors (see below), whose sum is σ = 4368126796. Its totient is φ = 1125061632.

The previous prime is 2252320127. The next prime is 2252320163. The reversal of 2252320144 is 4410232522.

2252320144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1926156544 + 326163600 = 43888^2 + 18060^2 .

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, 51609 + ... + 84664.

Almost surely, 2^2252320144 is an apocalyptic number.

It is an amenable number.

2252320144 is a deficient number, since it is larger than the sum of its proper divisors (2115806652).

2252320144 is a wasteful number, since it uses less digits than its factorization.

2252320144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137314 (or 137308 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2252320144 is about 47458.6150661816. The cubic root of 2252320144 is about 1310.8209495932.

Adding to 2252320144 its reverse (4410232522), we get a palindrome (6662552666).

The spelling of 2252320144 in words is "two billion, two hundred fifty-two million, three hundred twenty thousand, one hundred forty-four".