320331327 has 8 divisors (see below), whose sum is σ = 445678464. Its totient is φ = 204269208.

The previous prime is 320331307. The next prime is 320331337. The reversal of 320331327 is 723133023.

It is a happy number.

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

It is not a de Polignac number, because 320331327 - 2¹⁶ = 320265791 is a prime.

It is a super-2 number, since 2×320331327² = 205224318115161858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320331297 and 320331306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320331307) 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 7 ways as a sum of consecutive naturals, for example, 2321173 + ... + 2321310.

It is an arithmetic number, because the mean of its divisors is an integer number (55709808).

Almost surely, 2^320331327 is an apocalyptic number.

320331327 is a deficient number, since it is larger than the sum of its proper divisors (125347137).

320331327 is a wasteful number, since it uses less digits than its factorization.

320331327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642509.

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 320331327 is about 17897.8022952540. The cubic root of 320331327 is about 684.2263644100.

The spelling of 320331327 in words is "three hundred twenty million, three hundred thirty-one thousand, three hundred twenty-seven".