40666085 has 8 divisors (see below), whose sum is σ = 48846336. Its totient is φ = 32501520.

The previous prime is 40666081. The next prime is 40666103. The reversal of 40666085 is 58066604.

40666085 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 not a de Polignac number, because 40666085 - 2² = 40666081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40666081) 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, 2852 + ... + 9458.

It is an arithmetic number, because the mean of its divisors is an integer number (6105792).

Almost surely, 2^40666085 is an apocalyptic number.

It is an amenable number.

40666085 is a deficient number, since it is larger than the sum of its proper divisors (8180251).

40666085 is a wasteful number, since it uses less digits than its factorization.

40666085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7843.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 40666085 is about 6376.9965501010. The cubic root of 40666085 is about 343.8830642974.

The spelling of 40666085 in words is "forty million, six hundred sixty-six thousand, eighty-five".