459857 has 4 divisors (see below), whose sum is σ = 484080. Its totient is φ = 435636.

The previous prime is 459847. The next prime is 459883. The reversal of 459857 is 758954.

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.

It is a cyclic number.

It is not a de Polignac number, because 459857 - 2⁴ = 459841 is a prime.

It is a super-2 number, since 2×459857² = 422936920898, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 459857.

It is not an unprimeable number, because it can be changed into a prime (459817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12083 + ... + 12120.

It is an arithmetic number, because the mean of its divisors is an integer number (121020).

2⁴⁵⁹⁸⁵⁷ is an apocalyptic number.

It is an amenable number.

459857 is a deficient number, since it is larger than the sum of its proper divisors (24223).

459857 is a wasteful number, since it uses less digits than its factorization.

459857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24222.

The product of its digits is 50400, while the sum is 38.

The square root of 459857 is about 678.1275691196. The cubic root of 459857 is about 77.1864263320.

The spelling of 459857 in words is "four hundred fifty-nine thousand, eight hundred fifty-seven".