459689 has 4 divisors (see below), whose sum is σ = 464256. Its totient is φ = 455124.

The previous prime is 459677. The next prime is 459691. The reversal of 459689 is 986954.

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 459689 - 2¹⁶ = 394153 is a prime.

It is a super-2 number, since 2×459689² = 422627953442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (459619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129 + ... + 2334.

It is an arithmetic number, because the mean of its divisors is an integer number (116064).

2⁴⁵⁹⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

459689 is a deficient number, since it is larger than the sum of its proper divisors (4567).

459689 is a wasteful number, since it uses less digits than its factorization.

459689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566.

The product of its digits is 77760, while the sum is 41.

The square root of 459689 is about 678.0036873056. The cubic root of 459689 is about 77.1770256567.

The spelling of 459689 in words is "four hundred fifty-nine thousand, six hundred eighty-nine".