22668316 has 24 divisors (see below), whose sum is σ = 44674560. Its totient is φ = 9970800.

The previous prime is 22668313. The next prime is 22668323. The reversal of 22668316 is 61386622.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22668313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6946 + ... + 9673.

It is an arithmetic number, because the mean of its divisors is an integer number (1861440).

Almost surely, 2^22668316 is an apocalyptic number.

It is an amenable number.

22668316 is a deficient number, since it is larger than the sum of its proper divisors (22006244).

22668316 is a wasteful number, since it uses less digits than its factorization.

22668316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16665 (or 16663 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 22668316 is about 4761.1254971908. The cubic root of 22668316 is about 283.0130224127.

The spelling of 22668316 in words is "twenty-two million, six hundred sixty-eight thousand, three hundred sixteen".