2216002 has 4 divisors (see below), whose sum is σ = 3324006. Its totient is φ = 1108000.

The previous prime is 2215999. The next prime is 2216021. The reversal of 2216002 is 2006122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2187441 + 28561 = 1479^2 + 169^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553999 + ... + 554002.

2^2216002 is an apocalyptic number.

2216002 is a deficient number, since it is larger than the sum of its proper divisors (1108004).

2216002 is a wasteful number, since it uses less digits than its factorization.

2216002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108003.

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

The square root of 2216002 is about 1488.6241970356. The cubic root of 2216002 is about 130.3737175254.

The spelling of 2216002 in words is "two million, two hundred sixteen thousand, two".