5522321 has 4 divisors (see below), whose sum is σ = 6311232. Its totient is φ = 4733412.

The previous prime is 5522311. The next prime is 5522327. The reversal of 5522321 is 1232255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5522321 - 2¹⁰ = 5521297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5522293 and 5522302.

It is not an unprimeable number, because it can be changed into a prime (5522327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394445 + ... + 394458.

It is an arithmetic number, because the mean of its divisors is an integer number (1577808).

Almost surely, 2^5522321 is an apocalyptic number.

It is an amenable number.

5522321 is a deficient number, since it is larger than the sum of its proper divisors (788911).

5522321 is an equidigital number, since it uses as much as digits as its factorization.

5522321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788910.

The product of its digits is 600, while the sum is 20.

The square root of 5522321 is about 2349.9619145850. The cubic root of 5522321 is about 176.7558850814.

Adding to 5522321 its reverse (1232255), we get a palindrome (6754576).

The spelling of 5522321 in words is "five million, five hundred twenty-two thousand, three hundred twenty-one".