14256643 has 8 divisors (see below), whose sum is σ = 14772240. Its totient is φ = 13749120.

The previous prime is 14256617. The next prime is 14256647. The reversal of 14256643 is 34665241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14256643 - 2¹⁷ = 14125571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14256647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1696 + ... + 5602.

It is an arithmetic number, because the mean of its divisors is an integer number (1846530).

Almost surely, 2^14256643 is an apocalyptic number.

14256643 is a deficient number, since it is larger than the sum of its proper divisors (515597).

14256643 is an equidigital number, since it uses as much as digits as its factorization.

14256643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037.

The product of its digits is 17280, while the sum is 31.

The square root of 14256643 is about 3775.7970019587. The cubic root of 14256643 is about 242.4780466894.

The spelling of 14256643 in words is "fourteen million, two hundred fifty-six thousand, six hundred forty-three".