320134330 has 16 divisors (see below), whose sum is σ = 576668160. Its totient is φ = 127958992.

The previous prime is 320134319. The next prime is 320134333. The reversal of 320134330 is 33431023.

It is a junction number, because it is equal to n+sod(n) for n = 320134298 and 320134307.

It is not an unprimeable number, because it can be changed into a prime (320134333) 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, 3267 + ... + 25513.

It is an arithmetic number, because the mean of its divisors is an integer number (36041760).

Almost surely, 2^320134330 is an apocalyptic number.

320134330 is a deficient number, since it is larger than the sum of its proper divisors (256533830).

320134330 is a wasteful number, since it uses less digits than its factorization.

320134330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23693.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 320134330 is about 17892.2980636921. The cubic root of 320134330 is about 684.0860740603.

Adding to 320134330 its reverse (33431023), we get a palindrome (353565353).

The spelling of 320134330 in words is "three hundred twenty million, one hundred thirty-four thousand, three hundred thirty".