14028666 has 32 divisors (see below), whose sum is σ = 29790720. Its totient is φ = 4394544.

The previous prime is 14028653. The next prime is 14028667. The reversal of 14028666 is 66682041.

It is a happy 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, 7281 + ... + 9003.

It is an arithmetic number, because the mean of its divisors is an integer number (930960).

Almost surely, 2^14028666 is an apocalyptic number.

14028666 is an abundant number, since it is smaller than the sum of its proper divisors (15762054).

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

14028666 is a wasteful number, since it uses less digits than its factorization.

14028666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 14028666 is about 3745.4860832741. The cubic root of 14028666 is about 241.1786122193.

The spelling of 14028666 in words is "fourteen million, twenty-eight thousand, six hundred sixty-six".