14445222 has 48 divisors (see below), whose sum is σ = 32232816. Its totient is φ = 4312000.

The previous prime is 14445191. The next prime is 14445247. The reversal of 14445222 is 22254441.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14445192 and 14445201.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 73228 + ... + 73424.

It is an arithmetic number, because the mean of its divisors is an integer number (671517).

Almost surely, 2^14445222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14445222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16116408).

14445222 is an abundant number, since it is smaller than the sum of its proper divisors (17787594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14445222 is a wasteful number, since it uses less digits than its factorization.

14445222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 314 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 14445222 is about 3800.6870431542. The cubic root of 14445222 is about 243.5424890051.

Adding to 14445222 its reverse (22254441), we get a palindrome (36699663).

It can be divided in two parts, 1444 and 5222, that added together give a palindrome (6666).

The spelling of 14445222 in words is "fourteen million, four hundred forty-five thousand, two hundred twenty-two".