44745 has 16 divisors (see below), whose sum is σ = 75840. Its totient is φ = 22464.

The previous prime is 44741. The next prime is 44753. The reversal of 44745 is 54744.

It is not a de Polignac number, because 44745 - 2² = 44741 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207 + ... + 363.

It is an arithmetic number, because the mean of its divisors is an integer number (4740).

2⁴⁴⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

44745 is a deficient number, since it is larger than the sum of its proper divisors (31095).

44745 is a wasteful number, since it uses less digits than its factorization.

44745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its digits is 2240, while the sum is 24.

The square root of 44745 is about 211.5301396965. The cubic root of 44745 is about 35.5016199750.

Subtracting 44745 from its reverse (54744), we obtain a palindrome (9999).

The spelling of 44745 in words is "forty-four thousand, seven hundred forty-five".