41405445 has 16 divisors (see below), whose sum is σ = 73609920. Its totient is φ = 22082832.

The previous prime is 41405437. The next prime is 41405471. The reversal of 41405445 is 54450414.

41405445 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 41405445 - 2³ = 41405437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153219 + ... + 153488.

It is an arithmetic number, because the mean of its divisors is an integer number (4600620).

Almost surely, 2^41405445 is an apocalyptic number.

41405445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41405445 is a deficient number, since it is larger than the sum of its proper divisors (32204475).

41405445 is a wasteful number, since it uses less digits than its factorization.

41405445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306721 (or 306715 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 41405445 is about 6434.7062870033. The cubic root of 41405445 is about 345.9546339220.

Adding to 41405445 its reverse (54450414), we get a palindrome (95855859).

The spelling of 41405445 in words is "forty-one million, four hundred five thousand, four hundred forty-five".