46666 has 4 divisors (see below), whose sum is σ = 70002. Its totient is φ = 23332.

The previous prime is 46663. The next prime is 46679. The reversal of 46666 is 66664.

46666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 46225 + 441 = 215^2 + 21^2 .

It is a pancake number, because a pancake can be divided into 46666 parts by 305 straight cuts.

46666 is a modest number, since divided by 666 gives 46 as remainder.

It is a plaindrome in base 10.

It is a nialpdrome in base 15.

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 as a sum of consecutive naturals, namely, 11665 + ... + 11668.

2⁴⁶⁶⁶⁶ is an apocalyptic number.

46666 is a deficient number, since it is larger than the sum of its proper divisors (23336).

46666 is a wasteful number, since it uses less digits than its factorization.

46666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23335.

The product of its digits is 5184, while the sum is 28.

The square root of 46666 is about 216.0231469079. The cubic root of 46666 is about 36.0025718327.

It can be divided in two parts, 4 and 6666, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 46666 in words is "forty-six thousand, six hundred sixty-six".