46665 has 24 divisors (see below), whose sum is σ = 87048.
Its totient is φ = 23040.
The previous prime is 46663. The next prime is 46679. The reversal of 46665 is 56664.
Subtracting 46665 from its reverse (56664), we obtain a palindrome (9999).
46665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
46665 is a nontrivial binomial coefficient, being equal to C(306, 2).
It can be written as a sum of positive squares in 4 ways, for example, as 1296 + 45369 = 36^2 + 213^2
It is not a de Polignac number, because 46665 - 21 = 46663 is a prime.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (46663) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 735 + ... + 795.
It is an arithmetic number, because the mean of its divisors is an integer number (3627).
46665 is a Friedman number, since it can be written as 6*(6^5+6/4), using all its digits and the basic arithmetic operations.
246665 is an apocalyptic number.
46665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
46665 is the 305-th triangular number and also the 153-rd hexagonal number.
It is an amenable number.
46665 is a deficient number, since it is larger than the sum of its proper divisors (40383).
46665 is a wasteful number, since it uses less digits than its factorization.
46665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89 (or 86 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 46665 is about 216.0208323287.
The cubic root of 46665 is about 36.0023146660.
The spelling of 46665 in words is "forty-six thousand, six hundred sixty-five".