5220320 has 96 divisors (see below), whose sum is σ = 14515200. Its totient is φ = 1737216.

The previous prime is 5220283. The next prime is 5220323. The reversal of 5220320 is 230225.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 5220295 and 5220304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220323) 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 15 ways as a sum of consecutive naturals, for example, 66041 + ... + 66119.

It is an arithmetic number, because the mean of its divisors is an integer number (151200).

Almost surely, 2^5220320 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 5220320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7257600).

5220320 is an abundant number, since it is smaller than the sum of its proper divisors (9294880).

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

5220320 is a wasteful number, since it uses less digits than its factorization.

5220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 5220320 is about 2284.8019607835. The cubic root of 5220320 is about 173.4731941523.

Adding to 5220320 its reverse (230225), we get a palindrome (5450545).

The spelling of 5220320 in words is "five million, two hundred twenty thousand, three hundred twenty".