14272691 has 4 divisors (see below), whose sum is σ = 14399112. Its totient is φ = 14146272.

The previous prime is 14272681. The next prime is 14272697. The reversal of 14272691 is 19627241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14272691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14272697) 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 3 ways as a sum of consecutive naturals, for example, 63041 + ... + 63266.

It is an arithmetic number, because the mean of its divisors is an integer number (3599778).

Almost surely, 2^14272691 is an apocalyptic number.

14272691 is a deficient number, since it is larger than the sum of its proper divisors (126421).

14272691 is a wasteful number, since it uses less digits than its factorization.

14272691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126420.

The product of its digits is 6048, while the sum is 32.

The square root of 14272691 is about 3777.9215185072. The cubic root of 14272691 is about 242.5689944329.

The spelling of 14272691 in words is "fourteen million, two hundred seventy-two thousand, six hundred ninety-one".