41491905 has 64 divisors (see below), whose sum is σ = 82736640. Its totient is φ = 17289216.

The previous prime is 41491873. The next prime is 41491909. The reversal of 41491905 is 50919414.

41491905 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 41491905 - 2⁵ = 41491873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41491909) 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, 154111 + ... + 154379.

It is an arithmetic number, because the mean of its divisors is an integer number (1292760).

Almost surely, 2^41491905 is an apocalyptic number.

It is an amenable number.

41491905 is a deficient number, since it is larger than the sum of its proper divisors (41244735).

41491905 is a wasteful number, since it uses less digits than its factorization.

41491905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 41491905 is about 6441.4210388702. The cubic root of 41491905 is about 346.1952660597.

The spelling of 41491905 in words is "forty-one million, four hundred ninety-one thousand, nine hundred five".