320424112 has 20 divisors (see below), whose sum is σ = 621843880. Its totient is φ = 159948288.

The previous prime is 320424031. The next prime is 320424127. The reversal of 320424112 is 211424023.

It is a super-2 number, since 2×320424112² = 205343223101977088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320424112.

It is an unprimeable number.

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, 6273 + ... + 26080.

It is an arithmetic number, because the mean of its divisors is an integer number (31092194).

Almost surely, 2^320424112 is an apocalyptic number.

It is an amenable number.

320424112 is a deficient number, since it is larger than the sum of its proper divisors (301419768).

320424112 is a wasteful number, since it uses less digits than its factorization.

320424112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32980 (or 32974 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 320424112 is about 17900.3941856038. The cubic root of 320424112 is about 684.2924208222.

Adding to 320424112 its reverse (211424023), we get a palindrome (531848135).

The spelling of 320424112 in words is "three hundred twenty million, four hundred twenty-four thousand, one hundred twelve".