45727 has 4 divisors (see below), whose sum is σ = 49896. Its totient is φ = 41560.

The previous prime is 45707. The next prime is 45737. The reversal of 45727 is 72754.

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

It is a cyclic number.

It is not a de Polignac number, because 45727 - 2⁷ = 45599 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45707) 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, 2068 + ... + 2089.

It is an arithmetic number, because the mean of its divisors is an integer number (12474).

2⁴⁵⁷²⁷ is an apocalyptic number.

45727 is a deficient number, since it is larger than the sum of its proper divisors (4169).

45727 is a wasteful number, since it uses less digits than its factorization.

45727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168.

The product of its digits is 1960, while the sum is 25.

The square root of 45727 is about 213.8387242760. The cubic root of 45727 is about 35.7594559889.

It can be divided in two parts, 457 and 27, that added together give a palindrome (484).

The spelling of 45727 in words is "forty-five thousand, seven hundred twenty-seven".