40158796 has 12 divisors (see below), whose sum is σ = 70335720. Its totient is φ = 20062880.

The previous prime is 40158793. The next prime is 40158827. The reversal of 40158796 is 69785104.

It is a super-2 number, since 2×40158796² = 3225457792339232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40158793) 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 3 ways as a sum of consecutive naturals, for example, 2535 + ... + 9313.

It is an arithmetic number, because the mean of its divisors is an integer number (5861310).

Almost surely, 2^40158796 is an apocalyptic number.

It is an amenable number.

40158796 is a deficient number, since it is larger than the sum of its proper divisors (30176924).

40158796 is a wasteful number, since it uses less digits than its factorization.

40158796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8264 (or 8262 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 40158796 is about 6337.0968116323. The cubic root of 40158796 is about 342.4471540111.

The spelling of 40158796 in words is "forty million, one hundred fifty-eight thousand, seven hundred ninety-six".