14228678 has 8 divisors (see below), whose sum is σ = 21554640. Its totient is φ = 7043800.

The previous prime is 14228671. The next prime is 14228693. The reversal of 14228678 is 87682241.

14228678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14228671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35018 + ... + 35421.

It is an arithmetic number, because the mean of its divisors is an integer number (2694330).

Almost surely, 2^14228678 is an apocalyptic number.

14228678 is a deficient number, since it is larger than the sum of its proper divisors (7325962).

14228678 is a wasteful number, since it uses less digits than its factorization.

14228678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70542.

The product of its digits is 43008, while the sum is 38.

The square root of 14228678 is about 3772.0919925156. The cubic root of 14228678 is about 242.3193993116.

The spelling of 14228678 in words is "fourteen million, two hundred twenty-eight thousand, six hundred seventy-eight".