14222142 has 80 divisors (see below), whose sum is σ = 36381312. Its totient is φ = 4110480.

The previous prime is 14222141. The next prime is 14222147. The reversal of 14222142 is 24122241.

14222142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14222141) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40813 + ... + 41159.

Almost surely, 2^14222142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14222142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18190656).

14222142 is an abundant number, since it is smaller than the sum of its proper divisors (22159170).

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

14222142 is a wasteful number, since it uses less digits than its factorization.

14222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 386 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 14222142 is about 3771.2255302488. The cubic root of 14222142 is about 242.2822901681.

Adding to 14222142 its reverse (24122241), we get a palindrome (38344383).

Subtracting 14222142 from its reverse (24122241), we obtain a palindrome (9900099).

The spelling of 14222142 in words is "fourteen million, two hundred twenty-two thousand, one hundred forty-two".