5322221 has 2 divisors, whose sum is σ = 5322222. Its totient is φ = 5322220.

The previous prime is 5322217. The next prime is 5322227. The reversal of 5322221 is 1222235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3759721 + 1562500 = 1939^2 + 1250^2 .

It is a cyclic number.

It is not a de Polignac number, because 5322221 - 2² = 5322217 is a prime.

It is an Ulam number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5322221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5322227) 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 as a sum of consecutive naturals, namely, 2661110 + 2661111.

It is an arithmetic number, because the mean of its divisors is an integer number (2661111).

Almost surely, 2^5322221 is an apocalyptic number.

It is an amenable number.

5322221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5322221 is an equidigital number, since it uses as much as digits as its factorization.

5322221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 17.

The square root of 5322221 is about 2306.9939315048. The cubic root of 5322221 is about 174.5946646072.

Adding to 5322221 its reverse (1222235), we get a palindrome (6544456).

The spelling of 5322221 in words is "five million, three hundred twenty-two thousand, two hundred twenty-one".