320104773 has 12 divisors (see below), whose sum is σ = 463378240. Its totient is φ = 212939496.

The previous prime is 320104751. The next prime is 320104817. The reversal of 320104773 is 377401023.

It is not a de Polignac number, because 320104773 - 2¹⁴ = 320088389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320104703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34243 + ... + 42576.

Almost surely, 2^320104773 is an apocalyptic number.

It is an amenable number.

320104773 is a deficient number, since it is larger than the sum of its proper divisors (143273467).

320104773 is a wasteful number, since it uses less digits than its factorization.

320104773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77288 (or 77285 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 320104773 is about 17891.4720747064. The cubic root of 320104773 is about 684.0650202374.

Adding to 320104773 its reverse (377401023), we get a palindrome (697505796).

The spelling of 320104773 in words is "three hundred twenty million, one hundred four thousand, seven hundred seventy-three".