14540649 has 4 divisors (see below), whose sum is σ = 19387536. Its totient is φ = 9693764.

The previous prime is 14540641. The next prime is 14540653. The reversal of 14540649 is 94604541.

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 a cyclic number.

It is not a de Polignac number, because 14540649 - 2³ = 14540641 is a prime.

It is a super-2 number, since 2×14540649² = 422860946682402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14540641) 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, 2423439 + ... + 2423444.

It is an arithmetic number, because the mean of its divisors is an integer number (4846884).

Almost surely, 2^14540649 is an apocalyptic number.

It is an amenable number.

14540649 is a deficient number, since it is larger than the sum of its proper divisors (4846887).

14540649 is an equidigital number, since it uses as much as digits as its factorization.

14540649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846886.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 14540649 is about 3813.2202926136. The cubic root of 14540649 is about 244.0776034176.

The spelling of 14540649 in words is "fourteen million, five hundred forty thousand, six hundred forty-nine".