320422244 has 12 divisors (see below), whose sum is σ = 564774000. Its totient is φ = 159058248.

The previous prime is 320422241. The next prime is 320422253. The reversal of 320422244 is 442224023.

It is not an unprimeable number, because it can be changed into a prime (320422241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287594 + ... + 288705.

It is an arithmetic number, because the mean of its divisors is an integer number (47064500).

Almost surely, 2^320422244 is an apocalyptic number.

It is an amenable number.

320422244 is a deficient number, since it is larger than the sum of its proper divisors (244351756).

320422244 is a wasteful number, since it uses less digits than its factorization.

320422244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576442 (or 576440 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 320422244 is about 17900.3420079059. The cubic root of 320422244 is about 684.2910910630.

Adding to 320422244 its reverse (442224023), we get a palindrome (762646267).

The spelling of 320422244 in words is "three hundred twenty million, four hundred twenty-two thousand, two hundred forty-four".