22288214 has 16 divisors (see below), whose sum is σ = 36500352. Its totient is φ = 10145088.

The previous prime is 22288213. The next prime is 22288223. The reversal of 22288214 is 41288222.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22288213) 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, 3974 + ... + 7769.

It is an arithmetic number, because the mean of its divisors is an integer number (2281272).

Almost surely, 2^22288214 is an apocalyptic number.

22288214 is a deficient number, since it is larger than the sum of its proper divisors (14212138).

22288214 is a wasteful number, since it uses less digits than its factorization.

22288214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11831.

The product of its digits is 4096, while the sum is 29.

The square root of 22288214 is about 4721.0395041770. The cubic root of 22288214 is about 281.4222448451.

The spelling of 22288214 in words is "twenty-two million, two hundred eighty-eight thousand, two hundred fourteen".