40909611 has 8 divisors (see below), whose sum is σ = 54823824. Its totient is φ = 27134240.

The previous prime is 40909591. The next prime is 40909613. The reversal of 40909611 is 11690904.

40909611 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 40909611 - 2¹⁰ = 40908587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40909613) 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, 34020 + ... + 35201.

It is an arithmetic number, because the mean of its divisors is an integer number (6852978).

Almost surely, 2^40909611 is an apocalyptic number.

40909611 is a deficient number, since it is larger than the sum of its proper divisors (13914213).

40909611 is a wasteful number, since it uses less digits than its factorization.

40909611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69421.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 40909611 is about 6396.0621479157. The cubic root of 40909611 is about 344.5681384822.

The spelling of 40909611 in words is "forty million, nine hundred nine thousand, six hundred eleven".