2168226 has 24 divisors (see below), whose sum is σ = 4733040. Its totient is φ = 717336.

The previous prime is 2168219. The next prime is 2168239. The reversal of 2168226 is 6228612.

It is a self number, because there is not a number n which added to its sum of digits gives 2168226.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2565 + ... + 3303.

It is an arithmetic number, because the mean of its divisors is an integer number (197210).

2^2168226 is an apocalyptic number.

2168226 is an abundant number, since it is smaller than the sum of its proper divisors (2564814).

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

2168226 is a wasteful number, since it uses less digits than its factorization.

2168226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910 (or 907 counting only the distinct ones).

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

The square root of 2168226 is about 1472.4897283173. The cubic root of 2168226 is about 129.4299696395.

The spelling of 2168226 in words is "two million, one hundred sixty-eight thousand, two hundred twenty-six".