4412221 has 8 divisors (see below), whose sum is σ = 4838688. Its totient is φ = 3990000.

The previous prime is 4412201. The next prime is 4412227. The reversal of 4412221 is 1222144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4412221 - 2⁵ = 4412189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4412195 and 4412204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4412227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371 + ... + 3271.

It is an arithmetic number, because the mean of its divisors is an integer number (604836).

Almost surely, 2^4412221 is an apocalyptic number.

It is an amenable number.

4412221 is a deficient number, since it is larger than the sum of its proper divisors (426467).

4412221 is a wasteful number, since it uses less digits than its factorization.

4412221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123.

The product of its digits is 128, while the sum is 16.

The square root of 4412221 is about 2100.5287429597. The cubic root of 4412221 is about 164.0158248660.

Adding to 4412221 its reverse (1222144), we get a palindrome (5634365).

It can be divided in two parts, 441 and 2221, that added together give a palindrome (2662).

The spelling of 4412221 in words is "four million, four hundred twelve thousand, two hundred twenty-one".