14442819 has 4 divisors (see below), whose sum is σ = 19257096. Its totient is φ = 9628544.

The previous prime is 14442811. The next prime is 14442829. The reversal of 14442819 is 91824441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14442819 - 2³ = 14442811 is a prime.

It is a super-2 number, since 2×14442819² = 417190041333522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14442819.

It is not an unprimeable number, because it can be changed into a prime (14442811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2407134 + ... + 2407139.

It is an arithmetic number, because the mean of its divisors is an integer number (4814274).

Almost surely, 2^14442819 is an apocalyptic number.

14442819 is a deficient number, since it is larger than the sum of its proper divisors (4814277).

14442819 is an equidigital number, since it uses as much as digits as its factorization.

14442819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814276.

The product of its digits is 9216, while the sum is 33.

The square root of 14442819 is about 3800.3709029514. The cubic root of 14442819 is about 243.5289836154.

The spelling of 14442819 in words is "fourteen million, four hundred forty-two thousand, eight hundred nineteen".