40107085 has 8 divisors (see below), whose sum is σ = 48163320. Its totient is φ = 32062464.

The previous prime is 40107077. The next prime is 40107127. The reversal of 40107085 is 58070104.

It can be written as a sum of positive squares in 4 ways, for example, as 3697929 + 36409156 = 1923^2 + 6034^2 .

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 40107085 - 2³ = 40107077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9601 + ... + 13129.

It is an arithmetic number, because the mean of its divisors is an integer number (6020415).

Almost surely, 2^40107085 is an apocalyptic number.

It is an amenable number.

40107085 is a deficient number, since it is larger than the sum of its proper divisors (8056235).

40107085 is a wasteful number, since it uses less digits than its factorization.

40107085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5807.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 40107085 is about 6333.0154744798. The cubic root of 40107085 is about 342.3001053546.

Adding to 40107085 its reverse (58070104), we get a palindrome (98177189).

The spelling of 40107085 in words is "forty million, one hundred seven thousand, eighty-five".