14809443 has 16 divisors (see below), whose sum is σ = 21755136. Its totient is φ = 8886240.

The previous prime is 14809439. The next prime is 14809451. The reversal of 14809443 is 34490841.

It is a happy number.

It is not a de Polignac number, because 14809443 - 2² = 14809439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (14809433) 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, 1221 + ... + 5577.

It is an arithmetic number, because the mean of its divisors is an integer number (1359696).

Almost surely, 2^14809443 is an apocalyptic number.

14809443 is a deficient number, since it is larger than the sum of its proper divisors (6945693).

14809443 is a wasteful number, since it uses less digits than its factorization.

14809443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4474.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 14809443 is about 3848.3039121151. The cubic root of 14809443 is about 245.5724114183.

The spelling of 14809443 in words is "fourteen million, eight hundred nine thousand, four hundred forty-three".