14478189 has 8 divisors (see below), whose sum is σ = 21059232. Its totient is φ = 8774640.

The previous prime is 14478173. The next prime is 14478199. The reversal of 14478189 is 98187441.

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

It is not a de Polignac number, because 14478189 - 2⁴ = 14478173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14478189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14478119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219334 + ... + 219399.

It is an arithmetic number, because the mean of its divisors is an integer number (2632404).

Almost surely, 2^14478189 is an apocalyptic number.

It is an amenable number.

14478189 is a deficient number, since it is larger than the sum of its proper divisors (6581043).

14478189 is a wasteful number, since it uses less digits than its factorization.

14478189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438747.

The product of its digits is 64512, while the sum is 42.

The square root of 14478189 is about 3805.0215505303. The cubic root of 14478189 is about 243.7276197729.

The spelling of 14478189 in words is "fourteen million, four hundred seventy-eight thousand, one hundred eighty-nine".