320912044 has 12 divisors (see below), whose sum is σ = 569978584. Its totient is φ = 158061024.

The previous prime is 320912041. The next prime is 320912069. The reversal of 320912044 is 440219023.

It is not an unprimeable number, because it can be changed into a prime (320912041) 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, 598449 + ... + 598984.

Almost surely, 2^320912044 is an apocalyptic number.

It is an amenable number.

320912044 is a deficient number, since it is larger than the sum of its proper divisors (249066540).

320912044 is a wasteful number, since it uses less digits than its factorization.

320912044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197504 (or 1197502 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 320912044 is about 17914.0180864037. The cubic root of 320912044 is about 684.6395844948.

The spelling of 320912044 in words is "three hundred twenty million, nine hundred twelve thousand, forty-four".