14115228 has 48 divisors (see below), whose sum is σ = 34836480. Its totient is φ = 4441024.

The previous prime is 14115203. The next prime is 14115239. The reversal of 14115228 is 82251141.

It is a super-2 number, since 2×14115228² = 398479322983968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14115198 and 14115207.

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 15 ways as a sum of consecutive naturals, for example, 15925 + ... + 16787.

It is an arithmetic number, because the mean of its divisors is an integer number (725760).

Almost surely, 2^14115228 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 14115228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17418240).

14115228 is an abundant number, since it is smaller than the sum of its proper divisors (20721252).

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

14115228 is a wasteful number, since it uses less digits than its factorization.

14115228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946 (or 944 counting only the distinct ones).

The product of its digits is 640, while the sum is 24.

The square root of 14115228 is about 3757.0238221230. The cubic root of 14115228 is about 241.6736488404.

Adding to 14115228 its reverse (82251141), we get a palindrome (96366369).

The spelling of 14115228 in words is "fourteen million, one hundred fifteen thousand, two hundred twenty-eight".