14222516 has 48 divisors (see below), whose sum is σ = 31581312. Its totient is φ = 5443200.

The previous prime is 14222501. The next prime is 14222543. The reversal of 14222516 is 61522241.

It is a happy number.

It is a super-2 number, since 2×14222516² = 404559922740512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14222491 and 14222500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18410 + ... + 19166.

It is an arithmetic number, because the mean of its divisors is an integer number (657944).

Almost surely, 2^14222516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14222516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15790656).

14222516 is an abundant number, since it is smaller than the sum of its proper divisors (17358796).

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

14222516 is a wasteful number, since it uses less digits than its factorization.

14222516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 838 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 14222516 is about 3771.2751159256. The cubic root of 14222516 is about 242.2844139171.

Adding to 14222516 its reverse (61522241), we get a palindrome (75744757).

It can be divided in two parts, 142225 and 16, that added together give a palindrome (142241).

The spelling of 14222516 in words is "fourteen million, two hundred twenty-two thousand, five hundred sixteen".