320338 has 4 divisors (see below), whose sum is σ = 480510. Its totient is φ = 160168.

The previous prime is 320329. The next prime is 320339. The reversal of 320338 is 833023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 170569 + 149769 = 413^2 + 387^2 .

It is not an unprimeable number, because it can be changed into a prime (320339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80083 + ... + 80086.

2³²⁰³³⁸ is an apocalyptic number.

320338 is a deficient number, since it is larger than the sum of its proper divisors (160172).

320338 is a wasteful number, since it uses less digits than its factorization.

320338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160171.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 320338 is about 565.9840987166. The cubic root of 320338 is about 68.4231115544.

It can be divided in two parts, 32033 and 8, that added together give a square (32041 = 179²).

The spelling of 320338 in words is "three hundred twenty thousand, three hundred thirty-eight".