320600317 has 4 divisors (see below), whose sum is σ = 321783616. Its totient is φ = 319417020.

The previous prime is 320600257. The next prime is 320600321. The reversal of 320600317 is 713006023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320600317 - 2¹⁵ = 320567549 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 (320600327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591243 + ... + 591784.

It is an arithmetic number, because the mean of its divisors is an integer number (80445904).

Almost surely, 2^320600317 is an apocalyptic number.

It is an amenable number.

320600317 is a deficient number, since it is larger than the sum of its proper divisors (1183299).

320600317 is a wasteful number, since it uses less digits than its factorization.

320600317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183298.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 320600317 is about 17905.3153281365. The cubic root of 320600317 is about 684.4178313289.

The spelling of 320600317 in words is "three hundred twenty million, six hundred thousand, three hundred seventeen".