45706 has 4 divisors (see below), whose sum is σ = 68562. Its totient is φ = 22852.

The previous prime is 45697. The next prime is 45707. The reversal of 45706 is 60754.

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., 43681 + 2025 = 209^2 + 45^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (45707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11425 + ... + 11428.

2⁴⁵⁷⁰⁶ is an apocalyptic number.

45706 is a deficient number, since it is larger than the sum of its proper divisors (22856).

45706 is a wasteful number, since it uses less digits than its factorization.

45706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22855.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 45706 is about 213.7896162118. The cubic root of 45706 is about 35.7539810065.

The spelling of 45706 in words is "forty-five thousand, seven hundred six".