5122320 has 80 divisors (see below), whose sum is σ = 18153600. Its totient is φ = 1170432.

The previous prime is 5122303. The next prime is 5122331. The reversal of 5122320 is 232215.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5122320.

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, 156 + ... + 3204.

It is an arithmetic number, because the mean of its divisors is an integer number (226920).

Almost surely, 2^5122320 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 5122320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9076800).

5122320 is an abundant number, since it is smaller than the sum of its proper divisors (13031280).

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

5122320 is a wasteful number, since it uses less digits than its factorization.

5122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072 (or 3066 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 5122320 is about 2263.2542941526. The cubic root of 5122320 is about 172.3808040240.

Adding to 5122320 its reverse (232215), we get a palindrome (5354535).

The spelling of 5122320 in words is "five million, one hundred twenty-two thousand, three hundred twenty".