40156827 has 8 divisors (see below), whose sum is σ = 55870464. Its totient is φ = 25607208.

The previous prime is 40156817. The next prime is 40156903. The reversal of 40156827 is 72865104.

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

It is not a de Polignac number, because 40156827 - 2¹⁰ = 40155803 is a prime.

It is a super-2 number, since 2×40156827² = 3225141509415858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40156817) 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, 290923 + ... + 291060.

It is an arithmetic number, because the mean of its divisors is an integer number (6983808).

Almost surely, 2^40156827 is an apocalyptic number.

40156827 is a deficient number, since it is larger than the sum of its proper divisors (15713637).

40156827 is a wasteful number, since it uses less digits than its factorization.

40156827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582009.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 40156827 is about 6336.9414546767. The cubic root of 40156827 is about 342.4415571512.

The spelling of 40156827 in words is "forty million, one hundred fifty-six thousand, eight hundred twenty-seven".