4427216 has 20 divisors (see below), whose sum is σ = 8676900. Its totient is φ = 2188032.

The previous prime is 4427173. The next prime is 4427251. The reversal of 4427216 is 6127244.

It can be written as a sum of positive squares in 2 ways, for example, as 817216 + 3610000 = 904^2 + 1900^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131 + ... + 2978.

It is an arithmetic number, because the mean of its divisors is an integer number (433845).

Almost surely, 2^4427216 is an apocalyptic number.

It is an amenable number.

4427216 is a deficient number, since it is larger than the sum of its proper divisors (4249684).

4427216 is a wasteful number, since it uses less digits than its factorization.

4427216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206 (or 3200 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 4427216 is about 2104.0950548870. The cubic root of 4427216 is about 164.2014182002.

The spelling of 4427216 in words is "four million, four hundred twenty-seven thousand, two hundred sixteen".