465669 has 10 divisors (see below), whose sum is σ = 695750. Its totient is φ = 310392.

The previous prime is 465659. The next prime is 465679. The reversal of 465669 is 966564.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (465659) and next prime (465679).

It can be written as a sum of positive squares in only one way, i.e., 263169 + 202500 = 513^2 + 450^2 .

It is not a de Polignac number, because 465669 - 2⁷ = 465541 is a prime.

It is a super-2 number, since 2×465669² = 433695235122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465649) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2794 + ... + 2955.

It is an arithmetic number, because the mean of its divisors is an integer number (69575).

2⁴⁶⁵⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

465669 is a deficient number, since it is larger than the sum of its proper divisors (230081).

465669 is an equidigital number, since it uses as much as digits as its factorization.

465669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761 (or 5752 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 465669 is about 682.3994431416. The cubic root of 465669 is about 77.5102449169.

The spelling of 465669 in words is "four hundred sixty-five thousand, six hundred sixty-nine".