22668194 has 16 divisors (see below), whose sum is σ = 34905600. Its totient is φ = 11035584.

The previous prime is 22668167. The next prime is 22668209. The reversal of 22668194 is 49186622.

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 7 ways as a sum of consecutive naturals, for example, 21962 + ... + 22970.

It is an arithmetic number, because the mean of its divisors is an integer number (2181600).

Almost surely, 2^22668194 is an apocalyptic number.

22668194 is a deficient number, since it is larger than the sum of its proper divisors (12237406).

22668194 is a wasteful number, since it uses less digits than its factorization.

22668194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297.

The product of its digits is 41472, while the sum is 38.

The square root of 22668194 is about 4761.1126850769. The cubic root of 22668194 is about 283.0125146900.

The spelling of 22668194 in words is "twenty-two million, six hundred sixty-eight thousand, one hundred ninety-four".