14257657 has 8 divisors (see below), whose sum is σ = 15190560. Its totient is φ = 13343040.

The previous prime is 14257651. The next prime is 14257669. The reversal of 14257657 is 75675241.

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 14257657 - 2¹¹ = 14255609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14257651) 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, 2944 + ... + 6097.

It is an arithmetic number, because the mean of its divisors is an integer number (1898820).

Almost surely, 2^14257657 is an apocalyptic number.

It is an amenable number.

14257657 is a deficient number, since it is larger than the sum of its proper divisors (932903).

14257657 is an equidigital number, since it uses as much as digits as its factorization.

14257657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9143.

The product of its digits is 58800, while the sum is 37.

The square root of 14257657 is about 3775.9312758577. The cubic root of 14257657 is about 242.4837952823.

The spelling of 14257657 in words is "fourteen million, two hundred fifty-seven thousand, six hundred fifty-seven".