14228656 has 40 divisors (see below), whose sum is σ = 30161264. Its totient is φ = 6462720.

The previous prime is 14228653. The next prime is 14228671. The reversal of 14228656 is 65682241.

It is not an unprimeable number, because it can be changed into a prime (14228653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13426 + ... + 14446.

Almost surely, 2^14228656 is an apocalyptic number.

14228656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14228656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15080632).

14228656 is an abundant number, since it is smaller than the sum of its proper divisors (15932608).

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

14228656 is a wasteful number, since it uses less digits than its factorization.

14228656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109 (or 1103 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 14228656 is about 3772.0890763607. The cubic root of 14228656 is about 242.3192744223.

It can be divided in two parts, 14228 and 656, that added together give a square (14884 = 122²).

The spelling of 14228656 in words is "fourteen million, two hundred twenty-eight thousand, six hundred fifty-six".