320001 has 8 divisors (see below), whose sum is σ = 465504. Its totient is φ = 193920.

The previous prime is 319993. The next prime is 320009. The reversal of 320001 is 100023.

320001 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (319993) and next prime (320009).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320001 - 2³ = 319993 is a prime.

320001 is strictly pandigital in base 7.

320001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (320009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4816 + ... + 4881.

It is an arithmetic number, because the mean of its divisors is an integer number (58188).

2³²⁰⁰⁰¹ is an apocalyptic number.

It is an amenable number.

320001 is a deficient number, since it is larger than the sum of its proper divisors (145503).

320001 is a wasteful number, since it uses less digits than its factorization.

320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9711.

The product of its (nonzero) digits is 6, while the sum is 6.

The square root of 320001 is about 565.6863088320. The cubic root of 320001 is about 68.3991091160.

Adding to 320001 its reverse (100023), we get a palindrome (420024).

The spelling of 320001 in words is "three hundred twenty thousand, one", and thus it is an iban number.