40159795 has 8 divisors (see below), whose sum is σ = 51898896. Its totient is φ = 29656416.

The previous prime is 40159793. The next prime is 40159811. The reversal of 40159795 is 59795104.

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 40159795 - 2¹ = 40159793 is a prime.

It is a super-2 number, since 2×40159795² = 3225618268884050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40159793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308857 + ... + 308986.

It is an arithmetic number, because the mean of its divisors is an integer number (6487362).

Almost surely, 2^40159795 is an apocalyptic number.

40159795 is a deficient number, since it is larger than the sum of its proper divisors (11739101).

40159795 is a wasteful number, since it uses less digits than its factorization.

40159795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617861.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 40159795 is about 6337.1756327247. The cubic root of 40159795 is about 342.4499935872.

The spelling of 40159795 in words is "forty million, one hundred fifty-nine thousand, seven hundred ninety-five".