14274643 has 4 divisors (see below), whose sum is σ = 15025960. Its totient is φ = 13523328.

The previous prime is 14274613. The next prime is 14274653. The reversal of 14274643 is 34647241.

14274643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-14274643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14274613) 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, 375630 + ... + 375667.

It is an arithmetic number, because the mean of its divisors is an integer number (3756490).

Almost surely, 2^14274643 is an apocalyptic number.

14274643 is a deficient number, since it is larger than the sum of its proper divisors (751317).

14274643 is an equidigital number, since it uses as much as digits as its factorization.

14274643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751316.

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

The square root of 14274643 is about 3778.1798527863. The cubic root of 14274643 is about 242.5800522190.

The spelling of 14274643 in words is "fourteen million, two hundred seventy-four thousand, six hundred forty-three".