22214170 has 16 divisors (see below), whose sum is σ = 43620768. Its totient is φ = 8077840.

The previous prime is 22214161. The next prime is 22214177. The reversal of 22214170 is 7141222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22214177) by changing a digit.

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, 100864 + ... + 101083.

It is an arithmetic number, because the mean of its divisors is an integer number (2726298).

Almost surely, 2^22214170 is an apocalyptic number.

22214170 is a deficient number, since it is larger than the sum of its proper divisors (21406598).

22214170 is a wasteful number, since it uses less digits than its factorization.

22214170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201965.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 22214170 is about 4713.1910633879. The cubic root of 22214170 is about 281.1102601287.

Adding to 22214170 its reverse (7141222), we get a palindrome (29355392).

The spelling of 22214170 in words is "twenty-two million, two hundred fourteen thousand, one hundred seventy".