320034444 has 12 divisors (see below), whose sum is σ = 746747064. Its totient is φ = 106678144.

The previous prime is 320034439. The next prime is 320034521. The reversal of 320034444 is 444430023.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13334757 + ... + 13334780.

It is an arithmetic number, because the mean of its divisors is an integer number (62228922).

Almost surely, 2^320034444 is an apocalyptic number.

It is an amenable number.

320034444 is an abundant number, since it is smaller than the sum of its proper divisors (426712620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320034444 is a wasteful number, since it uses less digits than its factorization.

320034444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26669544 (or 26669542 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 320034444 is about 17889.5065331607. The cubic root of 320034444 is about 684.0149187950.

Adding to 320034444 its reverse (444430023), we get a palindrome (764464467).

The spelling of 320034444 in words is "three hundred twenty million, thirty-four thousand, four hundred forty-four".