14409449 has 4 divisors (see below), whose sum is σ = 14419536. Its totient is φ = 14399364.

The previous prime is 14409413. The next prime is 14409457. The reversal of 14409449 is 94490441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14409449 - 2⁸ = 14409193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14409469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2459 + ... + 5904.

It is an arithmetic number, because the mean of its divisors is an integer number (3604884).

Almost surely, 2^14409449 is an apocalyptic number.

It is an amenable number.

14409449 is a deficient number, since it is larger than the sum of its proper divisors (10087).

14409449 is an equidigital number, since it uses as much as digits as its factorization.

14409449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10086.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 14409449 is about 3795.9780030975. The cubic root of 14409449 is about 243.3412818237.

The spelling of 14409449 in words is "fourteen million, four hundred nine thousand, four hundred forty-nine".