14238257 has 8 divisors (see below), whose sum is σ = 15569280. Its totient is φ = 12913360.

The previous prime is 14238247. The next prime is 14238281. The reversal of 14238257 is 75283241.

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 14238257 - 2⁴ = 14238241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14238247) 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, 4328 + ... + 6870.

It is an arithmetic number, because the mean of its divisors is an integer number (1946160).

Almost surely, 2^14238257 is an apocalyptic number.

It is an amenable number.

14238257 is a deficient number, since it is larger than the sum of its proper divisors (1331023).

14238257 is a wasteful number, since it uses less digits than its factorization.

14238257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063.

The product of its digits is 13440, while the sum is 32.

The square root of 14238257 is about 3773.3614987170. The cubic root of 14238257 is about 242.3737650284.

The spelling of 14238257 in words is "fourteen million, two hundred thirty-eight thousand, two hundred fifty-seven".