320601 has 4 divisors (see below), whose sum is σ = 427472. Its totient is φ = 213732.

The previous prime is 320591. The next prime is 320609. The reversal of 320601 is 106023.

320601 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 320601 - 2¹⁰ = 319577 is a prime.

It is a D-number.

It is a Duffinian number.

320601 is strictly pandigital in base 7.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 320601.

It is not an unprimeable number, because it can be changed into a prime (320609) 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, 53431 + ... + 53436.

It is an arithmetic number, because the mean of its divisors is an integer number (106868).

2³²⁰⁶⁰¹ is an apocalyptic number.

It is an amenable number.

320601 is a deficient number, since it is larger than the sum of its proper divisors (106871).

320601 is a wasteful number, since it uses less digits than its factorization.

320601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106870.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 320601 is about 566.2163897310. The cubic root of 320601 is about 68.4418317352.

Adding to 320601 its reverse (106023), we get a palindrome (426624).

The spelling of 320601 in words is "three hundred twenty thousand, six hundred one".