4665 has 8 divisors (see below), whose sum is σ = 7488. Its totient is φ = 2480.

The previous prime is 4663. The next prime is 4673. The reversal of 4665 is 5664.

4665 is nontrivially palindromic in base 6.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4665 - 2¹ = 4663 is a prime.

4665 is a nontrivial repdigit in base 6.

It is a plaindrome in base 6 and base 16.

It is a nialpdrome in base 6.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (4663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141 + ... + 170.

It is an arithmetic number, because the mean of its divisors is an integer number (936).

2⁴⁶⁶⁵ is an apocalyptic number.

It is an amenable number.

4665 is a deficient number, since it is larger than the sum of its proper divisors (2823).

4665 is a wasteful number, since it uses less digits than its factorization.

4665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319.

The product of its digits is 720, while the sum is 21.

The square root of 4665 is about 68.3008052661. The cubic root of 4665 is about 16.7090034757.

Subtracting 4665 from its reverse (5664), we obtain a palindrome (999).

It can be divided in two parts, 46 and 65, that added together give a palindrome (111).

The spelling of 4665 in words is "four thousand, six hundred sixty-five".