465665 has 4 divisors (see below), whose sum is σ = 558804. Its totient is φ = 372528.

The previous prime is 465659. The next prime is 465679. The reversal of 465665 is 566564.

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 124609 + 341056 = 353^2 + 584^2 .

It is a cyclic number.

It is not a de Polignac number, because 465665 - 2⁴ = 465649 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46562 + ... + 46571.

It is an arithmetic number, because the mean of its divisors is an integer number (139701).

2⁴⁶⁵⁶⁶⁵ is an apocalyptic number.

It is an amenable number.

465665 is a deficient number, since it is larger than the sum of its proper divisors (93139).

465665 is an equidigital number, since it uses as much as digits as its factorization.

465665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93138.

The product of its digits is 21600, while the sum is 32.

The square root of 465665 is about 682.3965123006. The cubic root of 465665 is about 77.5100229839.

The spelling of 465665 in words is "four hundred sixty-five thousand, six hundred sixty-five".