14256257 has 4 divisors (see below), whose sum is σ = 14358960. Its totient is φ = 14153556.

The previous prime is 14256247. The next prime is 14256269. The reversal of 14256257 is 75265241.

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, and also an emirpimes, since its reverse is a distinct semiprime: 75265241 = 31 ⋅2427911.

It is a cyclic number.

It is not a de Polignac number, because 14256257 - 2⁴ = 14256241 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14256227) 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, 51143 + ... + 51420.

It is an arithmetic number, because the mean of its divisors is an integer number (3589740).

Almost surely, 2^14256257 is an apocalyptic number.

It is an amenable number.

14256257 is a deficient number, since it is larger than the sum of its proper divisors (102703).

14256257 is a wasteful number, since it uses less digits than its factorization.

14256257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102702.

The product of its digits is 16800, while the sum is 32.

The square root of 14256257 is about 3775.7458865766. The cubic root of 14256257 is about 242.4758582974.

The spelling of 14256257 in words is "fourteen million, two hundred fifty-six thousand, two hundred fifty-seven".