14428645 has 24 divisors (see below), whose sum is σ = 21756672. Its totient is φ = 8991840.

The previous prime is 14428643. The next prime is 14428649. The reversal of 14428645 is 54682441.

It is not a de Polignac number, because 14428645 - 2¹ = 14428643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14428645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14428643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2532 + ... + 5938.

It is an arithmetic number, because the mean of its divisors is an integer number (906528).

Almost surely, 2^14428645 is an apocalyptic number.

It is an amenable number.

14428645 is a deficient number, since it is larger than the sum of its proper divisors (7328027).

14428645 is a wasteful number, since it uses less digits than its factorization.

14428645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441 (or 3430 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 14428645 is about 3798.5056272171. The cubic root of 14428645 is about 243.4492921183.

The spelling of 14428645 in words is "fourteen million, four hundred twenty-eight thousand, six hundred forty-five".