14643427 has 4 divisors (see below), whose sum is σ = 14679640. Its totient is φ = 14607216.

The previous prime is 14643389. The next prime is 14643449. The reversal of 14643427 is 72434641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72434641 = 37 ⋅1957693.

It is a cyclic number.

It is not a de Polignac number, because 14643427 - 2¹⁹ = 14119139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14643457) 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, 17493 + ... + 18310.

It is an arithmetic number, because the mean of its divisors is an integer number (3669910).

Almost surely, 2^14643427 is an apocalyptic number.

14643427 is a deficient number, since it is larger than the sum of its proper divisors (36213).

14643427 is an equidigital number, since it uses as much as digits as its factorization.

14643427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36212.

The product of its digits is 16128, while the sum is 31.

The square root of 14643427 is about 3826.6730981363. The cubic root of 14643427 is about 244.6513268709.

The spelling of 14643427 in words is "fourteen million, six hundred forty-three thousand, four hundred twenty-seven".