14645638 has 16 divisors (see below), whose sum is σ = 25973280. Its totient is φ = 6060096.

The previous prime is 14645633. The next prime is 14645647. The reversal of 14645638 is 83654641.

It is a happy number.

It is a super-3 number, since 3×14645638³ (a number of 22 digits) contains 333 as substring.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 14645597 and 14645606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14645633) 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, 17631 + ... + 18442.

It is an arithmetic number, because the mean of its divisors is an integer number (1623330).

Almost surely, 2^14645638 is an apocalyptic number.

14645638 is a deficient number, since it is larger than the sum of its proper divisors (11327642).

14645638 is a wasteful number, since it uses less digits than its factorization.

14645638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36111.

The product of its digits is 69120, while the sum is 37.

The square root of 14645638 is about 3826.9619804749. The cubic root of 14645638 is about 244.6636394910.

The spelling of 14645638 in words is "fourteen million, six hundred forty-five thousand, six hundred thirty-eight".