320360012 has 24 divisors (see below), whose sum is σ = 641243904. Its totient is φ = 137184912.

The previous prime is 320360003. The next prime is 320360041. The reversal of 320360012 is 210063023.

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, 36563 + ... + 44469.

It is an arithmetic number, because the mean of its divisors is an integer number (26718496).

Almost surely, 2^320360012 is an apocalyptic number.

It is an amenable number.

320360012 is an abundant number, since it is smaller than the sum of its proper divisors (320883892).

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

320360012 is a wasteful number, since it uses less digits than its factorization.

320360012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9365 (or 9363 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 320360012 is about 17898.6036326860. The cubic root of 320360012 is about 684.2467874801.

The spelling of 320360012 in words is "three hundred twenty million, three hundred sixty thousand, twelve".