320006012 has 24 divisors (see below), whose sum is σ = 570666096. Its totient is φ = 156981888.

The previous prime is 320005991. The next prime is 320006021. The reversal of 320006012 is 210600023.

It is a super-2 number, since 2×320006012² = 204807695432288288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54743 + ... + 60305.

It is an arithmetic number, because the mean of its divisors is an integer number (23777754).

Almost surely, 2^320006012 is an apocalyptic number.

It is an amenable number.

320006012 is a deficient number, since it is larger than the sum of its proper divisors (250660084).

320006012 is a wasteful number, since it uses less digits than its factorization.

320006012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837 (or 5835 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 320006012 is about 17888.7118597176. The cubic root of 320006012 is about 683.9946621336.

Adding to 320006012 its reverse (210600023), we get a palindrome (530606035).

The spelling of 320006012 in words is "three hundred twenty million, six thousand, twelve".