14434257 has 16 divisors (see below), whose sum is σ = 20018880. Its totient is φ = 9240000.

The previous prime is 14434253. The next prime is 14434289. The reversal of 14434257 is 75243441.

It is not a de Polignac number, because 14434257 - 2² = 14434253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14434253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21507 + ... + 22167.

It is an arithmetic number, because the mean of its divisors is an integer number (1251180).

Almost surely, 2^14434257 is an apocalyptic number.

It is an amenable number.

14434257 is a deficient number, since it is larger than the sum of its proper divisors (5584623).

14434257 is a wasteful number, since it uses less digits than its factorization.

14434257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944.

The product of its digits is 13440, while the sum is 30.

The square root of 14434257 is about 3799.2442669563. The cubic root of 14434257 is about 243.4808511070.

Adding to 14434257 its reverse (75243441), we get a palindrome (89677698).

The spelling of 14434257 in words is "fourteen million, four hundred thirty-four thousand, two hundred fifty-seven".