22216966 has 16 divisors (see below), whose sum is σ = 35564400. Its totient is φ = 10378368.

The previous prime is 22216927. The next prime is 22216967. The reversal of 22216966 is 66961222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22216967) 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, 1231 + ... + 6778.

It is an arithmetic number, because the mean of its divisors is an integer number (2222775).

Almost surely, 2^22216966 is an apocalyptic number.

22216966 is a deficient number, since it is larger than the sum of its proper divisors (13347434).

22216966 is a wasteful number, since it uses less digits than its factorization.

22216966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8103.

The product of its digits is 15552, while the sum is 34.

The square root of 22216966 is about 4713.4876683831. The cubic root of 22216966 is about 281.1220536718.

The spelling of 22216966 in words is "twenty-two million, two hundred sixteen thousand, nine hundred sixty-six".