40156134 has 8 divisors (see below), whose sum is σ = 80312280. Its totient is φ = 13385376.

The previous prime is 40156121. The next prime is 40156141. The reversal of 40156134 is 43165104.

It is a sphenic number, since it is the product of 3 distinct primes.

40156134 is an admirable number.

It is a super-2 number, since 2×40156134² = 3225030195651912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3346339 + ... + 3346350.

It is an arithmetic number, because the mean of its divisors is an integer number (10039035).

Almost surely, 2^40156134 is an apocalyptic number.

40156134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40156134 is a wasteful number, since it uses less digits than its factorization.

40156134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6692694.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 40156134 is about 6336.8867750655. The cubic root of 40156134 is about 342.4395872631.

The spelling of 40156134 in words is "forty million, one hundred fifty-six thousand, one hundred thirty-four".