14563645 has 16 divisors (see below), whose sum is σ = 19104768. Its totient is φ = 10609920.

The previous prime is 14563621. The next prime is 14563649. The reversal of 14563645 is 54636541.

It is not a de Polignac number, because 14563645 - 2⁷ = 14563517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14563645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14563649) 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, 129 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (1194048).

Almost surely, 2^14563645 is an apocalyptic number.

It is an amenable number.

14563645 is a deficient number, since it is larger than the sum of its proper divisors (4541123).

14563645 is a wasteful number, since it uses less digits than its factorization.

14563645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580.

The product of its digits is 43200, while the sum is 34.

The square root of 14563645 is about 3816.2344005577. The cubic root of 14563645 is about 244.2062050200.

The spelling of 14563645 in words is "fourteen million, five hundred sixty-three thousand, six hundred forty-five".