320323248 has 400 divisors, whose sum is σ = 1175353344. Its totient is φ = 82114560.

The previous prime is 320323243. The next prime is 320323253. The reversal of 320323248 is 842323023.

It is an interprime number because it is at equal distance from previous prime (320323243) and next prime (320323253).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320323243) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4780911 + ... + 4780977.

Almost surely, 2^320323248 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 320323248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587676672).

320323248 is an abundant number, since it is smaller than the sum of its proper divisors (855030096).

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

320323248 is a wasteful number, since it uses less digits than its factorization.

320323248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 320323248 is about 17897.5765957294. The cubic root of 320323248 is about 684.2206121250.

The spelling of 320323248 in words is "three hundred twenty million, three hundred twenty-three thousand, two hundred forty-eight".