4320322444 has 12 divisors (see below), whose sum is σ = 7821273600. Its totient is φ = 2085672848.

The previous prime is 4320322441. The next prime is 4320322477. The reversal of 4320322444 is 4442230234.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4320322441) 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, 18621964 + ... + 18622195.

It is an arithmetic number, because the mean of its divisors is an integer number (651772800).

Almost surely, 2^4320322444 is an apocalyptic number.

It is an amenable number.

4320322444 is a deficient number, since it is larger than the sum of its proper divisors (3500951156).

4320322444 is a wasteful number, since it uses less digits than its factorization.

4320322444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37244192 (or 37244190 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 4320322444 is about 65729.1597694661. The cubic root of 4320322444 is about 1628.6910896745.

Adding to 4320322444 its reverse (4442230234), we get a palindrome (8762552678).

The spelling of 4320322444 in words is "four billion, three hundred twenty million, three hundred twenty-two thousand, four hundred forty-four".