2002216 has 16 divisors (see below), whose sum is σ = 3770100. Its totient is φ = 996864.

The previous prime is 2002211. The next prime is 2002223. The reversal of 2002216 is 6122002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1876900 + 125316 = 1370^2 + 354^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2002196 and 2002205.

It is not an unprimeable number, because it can be changed into a prime (2002211) 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, 2470 + ... + 3178.

2^2002216 is an apocalyptic number.

It is an amenable number.

2002216 is a deficient number, since it is larger than the sum of its proper divisors (1767884).

2002216 is a wasteful number, since it uses less digits than its factorization.

2002216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068 (or 1064 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2002216 is about 1414.9968197844. The cubic root of 2002216 is about 126.0386208979.

Adding to 2002216 its reverse (6122002), we get a palindrome (8124218).

The spelling of 2002216 in words is "two million, two thousand, two hundred sixteen".