5222161 has 4 divisors (see below), whose sum is σ = 5968192. Its totient is φ = 4476132.

The previous prime is 5222159. The next prime is 5222171. The reversal of 5222161 is 1612225.

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 5222161 - 2¹ = 5222159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5222141) 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 3 ways as a sum of consecutive naturals, for example, 373005 + ... + 373018.

It is an arithmetic number, because the mean of its divisors is an integer number (1492048).

Almost surely, 2^5222161 is an apocalyptic number.

It is an amenable number.

5222161 is a deficient number, since it is larger than the sum of its proper divisors (746031).

5222161 is an equidigital number, since it uses as much as digits as its factorization.

5222161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746030.

The product of its digits is 240, while the sum is 19.

The square root of 5222161 is about 2285.2048048260. The cubic root of 5222161 is about 173.4935841294.

Adding to 5222161 its reverse (1612225), we get a palindrome (6834386).

The spelling of 5222161 in words is "five million, two hundred twenty-two thousand, one hundred sixty-one".