14028665 has 16 divisors (see below), whose sum is σ = 19322112. Its totient is φ = 9578304.

The previous prime is 14028653. The next prime is 14028667. The reversal of 14028665 is 56682041.

It is a cyclic number.

It is not a de Polignac number, because 14028665 - 2⁴ = 14028649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14028667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8972 + ... + 10418.

It is an arithmetic number, because the mean of its divisors is an integer number (1207632).

Almost surely, 2^14028665 is an apocalyptic number.

It is an amenable number.

14028665 is a deficient number, since it is larger than the sum of its proper divisors (5293447).

14028665 is a wasteful number, since it uses less digits than its factorization.

14028665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 14028665 is about 3745.4859497801. The cubic root of 14028665 is about 241.1786064886.

The spelling of 14028665 in words is "fourteen million, twenty-eight thousand, six hundred sixty-five".