320065233 has 8 divisors (see below), whose sum is σ = 428634528. Its totient is φ = 212436384.

The previous prime is 320065201. The next prime is 320065237. The reversal of 320065233 is 332560023.

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

It is not a de Polignac number, because 320065233 - 2⁵ = 320065201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320065237) 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, 234316 + ... + 235677.

It is an arithmetic number, because the mean of its divisors is an integer number (53579316).

Almost surely, 2^320065233 is an apocalyptic number.

It is an amenable number.

320065233 is a deficient number, since it is larger than the sum of its proper divisors (108569295).

320065233 is a wasteful number, since it uses less digits than its factorization.

320065233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470223.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 320065233 is about 17890.3670448652. The cubic root of 320065233 is about 684.0368533715.

The spelling of 320065233 in words is "three hundred twenty million, sixty-five thousand, two hundred thirty-three".