320433032 has 16 divisors (see below), whose sum is σ = 601013760. Its totient is φ = 160162704.

The previous prime is 320433031. The next prime is 320433041. The reversal of 320433032 is 230334023.

It is a junction number, because it is equal to n+sod(n) for n = 320432995 and 320433013.

It is not an unprimeable number, because it can be changed into a prime (320433031) by changing a digit.

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, 31073 + ... + 40079.

It is an arithmetic number, because the mean of its divisors is an integer number (37563360).

Almost surely, 2^320433032 is an apocalyptic number.

It is an amenable number.

320433032 is a deficient number, since it is larger than the sum of its proper divisors (280580728).

320433032 is a wasteful number, since it uses less digits than its factorization.

320433032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13460 (or 13456 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 320433032 is about 17900.6433403942. The cubic root of 320433032 is about 684.2987705647.

Adding to 320433032 its reverse (230334023), we get a palindrome (550767055).

Subtracting from 320433032 its reverse (230334023), we obtain a palindrome (90099009).

The spelling of 320433032 in words is "three hundred twenty million, four hundred thirty-three thousand, thirty-two".