3224161 has 2 divisors, whose sum is σ = 3224162. Its totient is φ = 3224160.

The previous prime is 3224159. The next prime is 3224171. The reversal of 3224161 is 1614223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3083536 + 140625 = 1756^2 + 375^2 .

It is a cyclic number.

It is not a de Polignac number, because 3224161 - 2¹ = 3224159 is a prime.

Together with 3224159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3224131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612080 + 1612081.

It is an arithmetic number, because the mean of its divisors is an integer number (1612081).

Almost surely, 2^3224161 is an apocalyptic number.

It is an amenable number.

3224161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3224161 is an equidigital number, since it uses as much as digits as its factorization.

3224161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 3224161 is about 1795.5948874955. The cubic root of 3224161 is about 147.7312049561.

Adding to 3224161 its reverse (1614223), we get a palindrome (4838384).

The spelling of 3224161 in words is "three million, two hundred twenty-four thousand, one hundred sixty-one".