40568105 has 8 divisors (see below), whose sum is σ = 49507200. Its totient is φ = 31904176.

The previous prime is 40568089. The next prime is 40568107. The reversal of 40568105 is 50186504.

It is a happy number.

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 40568105 - 2⁴ = 40568089 is a prime.

It is a super-2 number, since 2×40568105² = 3291542286582050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40568107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68465 + ... + 69054.

It is an arithmetic number, because the mean of its divisors is an integer number (6188400).

Almost surely, 2^40568105 is an apocalyptic number.

It is an amenable number.

40568105 is a deficient number, since it is larger than the sum of its proper divisors (8939095).

40568105 is a wasteful number, since it uses less digits than its factorization.

40568105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137583.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 40568105 is about 6369.3096172191. The cubic root of 40568105 is about 343.6066606784.

The spelling of 40568105 in words is "forty million, five hundred sixty-eight thousand, one hundred five".