4320224144 has 20 divisors (see below), whose sum is σ = 8862813324. Its totient is φ = 2033046528.

The previous prime is 4320224143. The next prime is 4320224149. The reversal of 4320224144 is 4414220234.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1412857744 + 2907366400 = 37588^2 + 53920^2 .

It is not an unprimeable number, because it can be changed into a prime (4320224141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7941317 + ... + 7941860.

Almost surely, 2^4320224144 is an apocalyptic number.

It is an amenable number.

4320224144 is an abundant number, since it is smaller than the sum of its proper divisors (4542589180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4320224144 is a wasteful number, since it uses less digits than its factorization.

4320224144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15883202 (or 15883196 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4320224144 is about 65728.4119996825. The cubic root of 4320224144 is about 1628.6787370819.

Adding to 4320224144 its reverse (4414220234), we get a palindrome (8734444378).

The spelling of 4320224144 in words is "four billion, three hundred twenty million, two hundred twenty-four thousand, one hundred forty-four".