320563848 has 96 divisors (see below), whose sum is σ = 887503680. Its totient is φ = 96412800.

The previous prime is 320563847. The next prime is 320563853. The reversal of 320563848 is 848365023.

320563848 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×320563848² = 205522361289134208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320563847) 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 23 ways as a sum of consecutive naturals, for example, 484638 + ... + 485298.

It is an arithmetic number, because the mean of its divisors is an integer number (9244830).

Almost surely, 2^320563848 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 320563848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443751840).

320563848 is an abundant number, since it is smaller than the sum of its proper divisors (566939832).

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

320563848 is a wasteful number, since it uses less digits than its factorization.

320563848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 320563848 is about 17904.2969144281. The cubic root of 320563848 is about 684.3918789941.

The spelling of 320563848 in words is "three hundred twenty million, five hundred sixty-three thousand, eight hundred forty-eight".