320234402 has 16 divisors (see below), whose sum is σ = 496435200. Its totient is φ = 154768320.

The previous prime is 320234399. The next prime is 320234407. The reversal of 320234402 is 204432023.

320234402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (320234407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59999 + ... + 65117.

It is an arithmetic number, because the mean of its divisors is an integer number (31027200).

Almost surely, 2^320234402 is an apocalyptic number.

320234402 is a deficient number, since it is larger than the sum of its proper divisors (176200798).

320234402 is a wasteful number, since it uses less digits than its factorization.

320234402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 320234402 is about 17895.0943557166. The cubic root of 320234402 is about 684.1573469846.

Adding to 320234402 its reverse (204432023), we get a palindrome (524666425).

The spelling of 320234402 in words is "three hundred twenty million, two hundred thirty-four thousand, four hundred two".