40396159 has 8 divisors (see below), whose sum is σ = 41909760. Its totient is φ = 38890656.

The previous prime is 40396157. The next prime is 40396177. The reversal of 40396159 is 95169304.

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 40396159 - 2¹ = 40396157 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 (40396151) 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, 9289 + ... + 12925.

It is an arithmetic number, because the mean of its divisors is an integer number (5238720).

Almost surely, 2^40396159 is an apocalyptic number.

40396159 is a deficient number, since it is larger than the sum of its proper divisors (1513601).

40396159 is a wasteful number, since it uses less digits than its factorization.

40396159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4049.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 40396159 is about 6355.7972749294. The cubic root of 40396159 is about 343.1205196589.

The spelling of 40396159 in words is "forty million, three hundred ninety-six thousand, one hundred fifty-nine".