14090649 has 4 divisors (see below), whose sum is σ = 18787536. Its totient is φ = 9393764.

The previous prime is 14090641. The next prime is 14090653. The reversal of 14090649 is 94609041.

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 an emirpimes, since its reverse is a distinct semiprime: 94609041 = 3 ⋅31536347.

It is a cyclic number.

It is not a de Polignac number, because 14090649 - 2³ = 14090641 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14090641) 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, 2348439 + ... + 2348444.

It is an arithmetic number, because the mean of its divisors is an integer number (4696884).

Almost surely, 2^14090649 is an apocalyptic number.

It is an amenable number.

14090649 is a deficient number, since it is larger than the sum of its proper divisors (4696887).

14090649 is an equidigital number, since it uses as much as digits as its factorization.

14090649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4696886.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 14090649 is about 3753.7513236761. The cubic root of 14090649 is about 241.5332910225.

The spelling of 14090649 in words is "fourteen million, ninety thousand, six hundred forty-nine".