320046016 has 56 divisors (see below), whose sum is σ = 654927824. Its totient is φ = 155105280.

The previous prime is 320046007. The next prime is 320046017. The reversal of 320046016 is 610640023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320046017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284431 + ... + 285553.

Almost surely, 2^320046016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320046016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327463912).

320046016 is an abundant number, since it is smaller than the sum of its proper divisors (334881808).

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

320046016 is a wasteful number, since it uses less digits than its factorization.

320046016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269 (or 1259 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 320046016 is about 17889.8299600639. The cubic root of 320046016 is about 684.0231630381.

Adding to 320046016 its reverse (610640023), we get a palindrome (930686039).

The spelling of 320046016 in words is "three hundred twenty million, forty-six thousand, sixteen".