320207 has 6 divisors (see below), whose sum is σ = 338328. Its totient is φ = 303012.

The previous prime is 320179. The next prime is 320209. The reversal of 320207 is 702023.

It is not a de Polignac number, because 320207 - 2⁶ = 320143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320191 and 320200.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 320207.

It is not an unprimeable number, because it can be changed into a prime (320209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83 + ... + 804.

It is an arithmetic number, because the mean of its divisors is an integer number (56388).

2³²⁰²⁰⁷ is an apocalyptic number.

320207 is a deficient number, since it is larger than the sum of its proper divisors (18121).

320207 is an equidigital number, since it uses as much as digits as its factorization.

320207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 320207 is about 565.8683592497. The cubic root of 320207 is about 68.4137832306.

The spelling of 320207 in words is "three hundred twenty thousand, two hundred seven", and thus it is an iban number.