2268216 has 32 divisors (see below), whose sum is σ = 6301200. Its totient is φ = 756000.

The previous prime is 2268209. The next prime is 2268221. The reversal of 2268216 is 6128622.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2268216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5035 + ... + 5466.

2^2268216 is an apocalyptic number.

It is an amenable number.

2268216 is an abundant number, since it is smaller than the sum of its proper divisors (4032984).

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

2268216 is a wasteful number, since it uses less digits than its factorization.

2268216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516 (or 10506 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 2268216 is about 1506.0597597705. The cubic root of 2268216 is about 131.3897450348.

The spelling of 2268216 in words is "two million, two hundred sixty-eight thousand, two hundred sixteen".