14327257 has 6 divisors (see below), whose sum is σ = 16666458. Its totient is φ = 12280464.

The previous prime is 14327249. The next prime is 14327267. The reversal of 14327257 is 75272341.

It can be written as a sum of positive squares in only one way, i.e., 12595401 + 1731856 = 3549^2 + 1316^2 .

It is not a de Polignac number, because 14327257 - 2³ = 14327249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14327227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146148 + ... + 146245.

It is an arithmetic number, because the mean of its divisors is an integer number (2777743).

Almost surely, 2^14327257 is an apocalyptic number.

It is an amenable number.

14327257 is a deficient number, since it is larger than the sum of its proper divisors (2339201).

14327257 is an equidigital number, since it uses as much as digits as its factorization.

14327257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292407 (or 292400 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 14327257 is about 3785.1363251540. The cubic root of 14327257 is about 242.8777235978.

Adding to 14327257 its reverse (75272341), we get a palindrome (89599598).

The spelling of 14327257 in words is "fourteen million, three hundred twenty-seven thousand, two hundred fifty-seven".