41404609 has 4 divisors (see below), whose sum is σ = 41644116. Its totient is φ = 41165104.

The previous prime is 41404549. The next prime is 41404619. The reversal of 41404609 is 90640414.

41404609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32524209 + 8880400 = 5703^2 + 2980^2 .

It is a cyclic number.

It is not a de Polignac number, because 41404609 - 2⁷ = 41404481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41404619) 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 3 ways as a sum of consecutive naturals, for example, 119494 + ... + 119839.

It is an arithmetic number, because the mean of its divisors is an integer number (10411029).

Almost surely, 2^41404609 is an apocalyptic number.

It is an amenable number.

41404609 is a deficient number, since it is larger than the sum of its proper divisors (239507).

41404609 is a wasteful number, since it uses less digits than its factorization.

41404609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239506.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 41404609 is about 6434.6413264455. The cubic root of 41404609 is about 345.9523055646.

The spelling of 41404609 in words is "forty-one million, four hundred four thousand, six hundred nine".