14310728 has 16 divisors (see below), whose sum is σ = 26875260. Its totient is φ = 7144000.

The previous prime is 14310721. The next prime is 14310773. The reversal of 14310728 is 82701341.

14310728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13823524 + 487204 = 3718^2 + 698^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14310697 and 14310706.

It is not an unprimeable number, because it can be changed into a prime (14310721) 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, 6578 + ... + 8478.

Almost surely, 2^14310728 is an apocalyptic number.

It is an amenable number.

14310728 is a deficient number, since it is larger than the sum of its proper divisors (12564532).

14310728 is a wasteful number, since it uses less digits than its factorization.

14310728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848 (or 2844 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 14310728 is about 3782.9522862442. The cubic root of 14310728 is about 242.7842869941.

The spelling of 14310728 in words is "fourteen million, three hundred ten thousand, seven hundred twenty-eight".