2239216 has 20 divisors (see below), whose sum is σ = 4958512. Its totient is φ = 959616.

The previous prime is 2239213. The next prime is 2239217. The reversal of 2239216 is 6129322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9885 + ... + 10108.

2^2239216 is an apocalyptic number.

It is an amenable number.

2239216 is an abundant number, since it is smaller than the sum of its proper divisors (2719296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2239216 is a wasteful number, since it uses less digits than its factorization.

2239216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20008 (or 20002 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 2239216 is about 1496.4010157708. The cubic root of 2239216 is about 130.8273856502.

The spelling of 2239216 in words is "two million, two hundred thirty-nine thousand, two hundred sixteen".