4410221 has 2 divisors, whose sum is σ = 4410222. Its totient is φ = 4410220.

The previous prime is 4410199. The next prime is 4410229. The reversal of 4410221 is 1220144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4056196 + 354025 = 2014^2 + 595^2 .

It is a cyclic number.

It is not a de Polignac number, because 4410221 - 2¹⁸ = 4148077 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4410196 and 4410205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4410229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2205110 + 2205111.

It is an arithmetic number, because the mean of its divisors is an integer number (2205111).

Almost surely, 2^4410221 is an apocalyptic number.

It is an amenable number.

4410221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4410221 is an equidigital number, since it uses as much as digits as its factorization.

4410221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4410221 is about 2100.0526183884. The cubic root of 4410221 is about 163.9910390702.

Adding to 4410221 its reverse (1220144), we get a palindrome (5630365).

The spelling of 4410221 in words is "four million, four hundred ten thousand, two hundred twenty-one".