45166 has 8 divisors (see below), whose sum is σ = 73944. Its totient is φ = 20520.

The previous prime is 45161. The next prime is 45179. The reversal of 45166 is 66154.

45166 = 59² + 60² + ... + 69².

45166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 2053 = 45166 / (4 + 5 + 1 + 6 + 6).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005 + ... + 1048.

It is an arithmetic number, because the mean of its divisors is an integer number (9243).

2⁴⁵¹⁶⁶ is an apocalyptic number.

45166 is a deficient number, since it is larger than the sum of its proper divisors (28778).

45166 is a wasteful number, since it uses less digits than its factorization.

45166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066.

The product of its digits is 720, while the sum is 22.

The square root of 45166 is about 212.5229399383. The cubic root of 45166 is about 35.6126159890.

The spelling of 45166 in words is "forty-five thousand, one hundred sixty-six".