465889 has 4 divisors (see below), whose sum is σ = 468756. Its totient is φ = 463024.

The previous prime is 465887. The next prime is 465893. The reversal of 465889 is 988564.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 321489 + 144400 = 567^2 + 380^2 .

It is a cyclic number.

It is not a de Polignac number, because 465889 - 2¹ = 465887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174 + ... + 1519.

It is an arithmetic number, because the mean of its divisors is an integer number (117189).

2⁴⁶⁵⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

465889 is a deficient number, since it is larger than the sum of its proper divisors (2867).

465889 is a wasteful number, since it uses less digits than its factorization.

465889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866.

The product of its digits is 69120, while the sum is 40.

The square root of 465889 is about 682.5606200185. The cubic root of 465889 is about 77.5224492718.

The spelling of 465889 in words is "four hundred sixty-five thousand, eight hundred eighty-nine".