41739809 has 8 divisors (see below), whose sum is σ = 42133728. Its totient is φ = 41348160.

The previous prime is 41739791. The next prime is 41739821. The reversal of 41739809 is 90893714.

It is a happy number.

41739809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41739809 - 2⁸ = 41739553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41739869) 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 7 ways as a sum of consecutive naturals, for example, 70814 + ... + 71400.

It is an arithmetic number, because the mean of its divisors is an integer number (5266716).

Almost surely, 2^41739809 is an apocalyptic number.

It is an amenable number.

41739809 is a deficient number, since it is larger than the sum of its proper divisors (393919).

41739809 is a wasteful number, since it uses less digits than its factorization.

41739809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 41739809 is about 6460.6353402742. The cubic root of 41739809 is about 346.8833748377.

The spelling of 41739809 in words is "forty-one million, seven hundred thirty-nine thousand, eight hundred nine".