41445 has 16 divisors (see below), whose sum is σ = 73920. Its totient is φ = 22032.

The previous prime is 41443. The next prime is 41453. The reversal of 41445 is 54414.

41445 = T₈₆ + T₈₇ + ... + T₉₅.

41445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41445 - 2¹ = 41443 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41443) 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, 19 + ... + 288.

It is an arithmetic number, because the mean of its divisors is an integer number (4620).

2⁴¹⁴⁴⁵ is an apocalyptic number.

41445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41445 is a deficient number, since it is larger than the sum of its proper divisors (32475).

41445 is a wasteful number, since it uses less digits than its factorization.

41445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 315 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 41445 is about 203.5804509279. The cubic root of 41445 is about 34.6064763401.

Adding to 41445 its reverse (54414), we get a palindrome (95859).

The spelling of 41445 in words is "forty-one thousand, four hundred forty-five".