14166638 has 8 divisors (see below), whose sum is σ = 21269088. Its totient is φ = 7076944.

The previous prime is 14166637. The next prime is 14166653. The reversal of 14166638 is 83666141.

14166638 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 junction number, because it is equal to n+sod(n) for n = 14166598 and 14166607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14166631) 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, 395 + ... + 5337.

It is an arithmetic number, because the mean of its divisors is an integer number (2658636).

Almost surely, 2^14166638 is an apocalyptic number.

14166638 is a deficient number, since it is larger than the sum of its proper divisors (7102450).

14166638 is a wasteful number, since it uses less digits than its factorization.

14166638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378.

The product of its digits is 20736, while the sum is 35.

The square root of 14166638 is about 3763.8594553995. The cubic root of 14166638 is about 241.9666985117.

The spelling of 14166638 in words is "fourteen million, one hundred sixty-six thousand, six hundred thirty-eight".