41991044 has 12 divisors (see below), whose sum is σ = 74581584. Its totient is φ = 20682024.

The previous prime is 41991029. The next prime is 41991049. The reversal of 41991044 is 44019914.

It is a self number, because there is not a number n which added to its sum of digits gives 41991044.

It is not an unprimeable number, because it can be changed into a prime (41991049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78074 + ... + 78609.

It is an arithmetic number, because the mean of its divisors is an integer number (6215132).

Almost surely, 2^41991044 is an apocalyptic number.

It is an amenable number.

41991044 is a deficient number, since it is larger than the sum of its proper divisors (32590540).

41991044 is a wasteful number, since it uses less digits than its factorization.

41991044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156754 (or 156752 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 41991044 is about 6480.0496911675. The cubic root of 41991044 is about 347.5779553556.

The spelling of 41991044 in words is "forty-one million, nine hundred ninety-one thousand, forty-four".