465691 has 4 divisors (see below), whose sum is σ = 468712. Its totient is φ = 462672.

The previous prime is 465679. The next prime is 465701. The reversal of 465691 is 196564.

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

It is a cyclic number.

It is not a de Polignac number, because 465691 - 2⁵ = 465659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465611) 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, 1266 + ... + 1591.

It is an arithmetic number, because the mean of its divisors is an integer number (117178).

2⁴⁶⁵⁶⁹¹ is an apocalyptic number.

465691 is a deficient number, since it is larger than the sum of its proper divisors (3021).

465691 is a wasteful number, since it uses less digits than its factorization.

465691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020.

The product of its digits is 6480, while the sum is 31.

The square root of 465691 is about 682.4155625424. The cubic root of 465691 is about 77.5114655253.

It can be divided in two parts, 465 and 691, that added together give a square (1156 = 34²).

The spelling of 465691 in words is "four hundred sixty-five thousand, six hundred ninety-one".