14006649 has 4 divisors (see below), whose sum is σ = 18675536. Its totient is φ = 9337764.

The previous prime is 14006647. The next prime is 14006653. The reversal of 14006649 is 94660041.

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.

It is not a de Polignac number, because 14006649 - 2¹ = 14006647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14006647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334439 + ... + 2334444.

It is an arithmetic number, because the mean of its divisors is an integer number (4668884).

Almost surely, 2^14006649 is an apocalyptic number.

It is an amenable number.

14006649 is a deficient number, since it is larger than the sum of its proper divisors (4668887).

14006649 is an equidigital number, since it uses as much as digits as its factorization.

14006649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668886.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 14006649 is about 3742.5457913030. The cubic root of 14006649 is about 241.0523752263.

The spelling of 14006649 in words is "fourteen million, six thousand, six hundred forty-nine".