7313328 has 160 divisors (see below), whose sum is σ = 24403200. Its totient is φ = 2099520.

The previous prime is 7313323. The next prime is 7313381. The reversal of 7313328 is 8233137.

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

It is not an unprimeable number, because it can be changed into a prime (7313323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 384903 + ... + 384921.

It is an arithmetic number, because the mean of its divisors is an integer number (152520).

Almost surely, 2^7313328 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 7313328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12201600).

7313328 is an abundant number, since it is smaller than the sum of its proper divisors (17089872).

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

7313328 is a wasteful number, since it uses less digits than its factorization.

7313328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 35 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 7313328 is about 2704.3165495186. The cubic root of 7313328 is about 194.1057276104.

The spelling of 7313328 in words is "seven million, three hundred thirteen thousand, three hundred twenty-eight".