320243104 has 24 divisors (see below), whose sum is σ = 631084608. Its totient is φ = 159967680.

The previous prime is 320243069. The next prime is 320243111. The reversal of 320243104 is 401342023.

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, 33769 + ... + 42199.

It is an arithmetic number, because the mean of its divisors is an integer number (26295192).

Almost surely, 2^320243104 is an apocalyptic number.

It is an amenable number.

320243104 is a deficient number, since it is larger than the sum of its proper divisors (310841504).

320243104 is a wasteful number, since it uses less digits than its factorization.

320243104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9628 (or 9620 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 320243104 is about 17895.3374933249. The cubic root of 320243104 is about 684.1635439904.

Adding to 320243104 its reverse (401342023), we get a palindrome (721585127).

The spelling of 320243104 in words is "three hundred twenty million, two hundred forty-three thousand, one hundred four".