320103344 has 20 divisors (see below), whose sum is σ = 676582440. Its totient is φ = 145501440.

The previous prime is 320103341. The next prime is 320103401. The reversal of 320103344 is 443301023.

It is not an unprimeable number, because it can be changed into a prime (320103341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909209 + ... + 909560.

It is an arithmetic number, because the mean of its divisors is an integer number (33829122).

Almost surely, 2^320103344 is an apocalyptic number.

It is an amenable number.

320103344 is an abundant number, since it is smaller than the sum of its proper divisors (356479096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320103344 is a wasteful number, since it uses less digits than its factorization.

320103344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818788 (or 1818782 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 320103344 is about 17891.4321394348. The cubic root of 320103344 is about 684.0640023099.

Adding to 320103344 its reverse (443301023), we get a palindrome (763404367).

The spelling of 320103344 in words is "three hundred twenty million, one hundred three thousand, three hundred forty-four".