320424424 has 16 divisors (see below), whose sum is σ = 601020000. Its totient is φ = 160152432.

The previous prime is 320424409. The next prime is 320424437. The reversal of 320424424 is 424424023.

It is a super-2 number, since 2×320424424² = 205343622991463552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22269 + ... + 33715.

It is an arithmetic number, because the mean of its divisors is an integer number (37563750).

Almost surely, 2^320424424 is an apocalyptic number.

It is an amenable number.

320424424 is a deficient number, since it is larger than the sum of its proper divisors (280595576).

320424424 is a wasteful number, since it uses less digits than its factorization.

320424424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14952 (or 14948 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 320424424 is about 17900.4029004936. The cubic root of 320424424 is about 684.2926429228.

Adding to 320424424 its reverse (424424023), we get a palindrome (744848447).

The spelling of 320424424 in words is "three hundred twenty million, four hundred twenty-four thousand, four hundred twenty-four".