40110005 has 8 divisors (see below), whose sum is σ = 51834552. Its totient is φ = 29619648.

The previous prime is 40109989. The next prime is 40110017. The reversal of 40110005 is 50001104.

It can be written as a sum of positive squares in 4 ways, for example, as 256036 + 39853969 = 506^2 + 6313^2 .

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 40110005 - 2⁴ = 40109989 is a prime.

It is a super-2 number, since 2×40110005² = 3217625002200050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

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, 308474 + ... + 308603.

It is an arithmetic number, because the mean of its divisors is an integer number (6479319).

Almost surely, 2^40110005 is an apocalyptic number.

It is an amenable number.

40110005 is a deficient number, since it is larger than the sum of its proper divisors (11724547).

40110005 is a wasteful number, since it uses less digits than its factorization.

40110005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617095.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 40110005 is about 6333.2460081699. The cubic root of 40110005 is about 342.3084122166.

Adding to 40110005 its reverse (50001104), we get a palindrome (90111109).

The spelling of 40110005 in words is "forty million, one hundred ten thousand, five".