320484576 has 96 divisors (see below), whose sum is σ = 883975680. Its totient is φ = 101471744.

The previous prime is 320484509. The next prime is 320484589. The reversal of 320484576 is 675484023.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381565 + ... + 382403.

It is an arithmetic number, because the mean of its divisors is an integer number (9208080).

Almost surely, 2^320484576 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 320484576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441987840).

320484576 is an abundant number, since it is smaller than the sum of its proper divisors (563491104).

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

320484576 is a wasteful number, since it uses less digits than its factorization.

320484576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 320484576 is about 17902.0830072928. The cubic root of 320484576 is about 684.3354600871.

The spelling of 320484576 in words is "three hundred twenty million, four hundred eighty-four thousand, five hundred seventy-six".