2016223 has 12 divisors (see below), whose sum is σ = 2335480. Its totient is φ = 1734480.

The previous prime is 2016211. The next prime is 2016239. The reversal of 2016223 is 3226102.

It is not a de Polignac number, because 2016223 - 2¹⁷ = 1885151 is a prime.

2016223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2016197 and 2016206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1861 + ... + 2737.

2^2016223 is an apocalyptic number.

2016223 is a deficient number, since it is larger than the sum of its proper divisors (319257).

2016223 is a wasteful number, since it uses less digits than its factorization.

2016223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2016223 is about 1419.9376746886. The cubic root of 2016223 is about 126.3318496788.

The spelling of 2016223 in words is "two million, sixteen thousand, two hundred twenty-three".