2226668 has 12 divisors (see below), whose sum is σ = 4022592. Its totient is φ = 1077360.

The previous prime is 2226659. The next prime is 2226673. The reversal of 2226668 is 8666222.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8855 + ... + 9102.

It is an arithmetic number, because the mean of its divisors is an integer number (335216).

2^2226668 is an apocalyptic number.

It is an amenable number.

2226668 is a deficient number, since it is larger than the sum of its proper divisors (1795924).

2226668 is a wasteful number, since it uses less digits than its factorization.

2226668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17992 (or 17990 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 2226668 is about 1492.2023991403. The cubic root of 2226668 is about 130.5825532283.

It can be divided in two parts, 222666 and 8, that multiplied together give a triangular number (1781328 = T₁₈₈₇).

The spelling of 2226668 in words is "two million, two hundred twenty-six thousand, six hundred sixty-eight".