14444421 has 8 divisors (see below), whose sum is σ = 19308864. Its totient is φ = 9604800.

The previous prime is 14444413. The next prime is 14444429. The reversal of 14444421 is 12444441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14444413) and next prime (14444429).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14444421 - 2³ = 14444413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14444391 and 14444400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14444429) 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 7 ways as a sum of consecutive naturals, for example, 4801 + ... + 7206.

It is an arithmetic number, because the mean of its divisors is an integer number (2413608).

Almost surely, 2^14444421 is an apocalyptic number.

It is an amenable number.

14444421 is a deficient number, since it is larger than the sum of its proper divisors (4864443).

14444421 is a wasteful number, since it uses less digits than its factorization.

14444421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12411.

The product of its digits is 2048, while the sum is 24.

The square root of 14444421 is about 3800.5816660085. The cubic root of 14444421 is about 243.5379873750.

Adding to 14444421 its reverse (12444441), we get a palindrome (26888862).

The spelling of 14444421 in words is "fourteen million, four hundred forty-four thousand, four hundred twenty-one".