41604165 has 64 divisors (see below), whose sum is σ = 77414400. Its totient is φ = 21183552.

The previous prime is 41604163. The next prime is 41604203. The reversal of 41604165 is 56140614.

41604165 is a `hidden beast` number, since 41 + 604 + 16 + 5 = 666.

41604165 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 41604165 - 2¹ = 41604163 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 not an unprimeable number, because it can be changed into a prime (41604161) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 501214 + ... + 501296.

It is an arithmetic number, because the mean of its divisors is an integer number (1209600).

Almost surely, 2^41604165 is an apocalyptic number.

41604165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41604165 is a deficient number, since it is larger than the sum of its proper divisors (35810235).

41604165 is a wasteful number, since it uses less digits than its factorization.

41604165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 41604165 is about 6450.1290684761. The cubic root of 41604165 is about 346.5072054872.

Adding to 41604165 its reverse (56140614), we get a palindrome (97744779).

The spelling of 41604165 in words is "forty-one million, six hundred four thousand, one hundred sixty-five".