40156676 has 36 divisors (see below), whose sum is σ = 82219536. Its totient is φ = 17110800.

The previous prime is 40156673. The next prime is 40156679. The reversal of 40156676 is 67665104.

It is an interprime number because it is at equal distance from previous prime (40156673) and next prime (40156679).

It is a super-2 number, since 2×40156676² = 3225117254737952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40156673) 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 11 ways as a sum of consecutive naturals, for example, 40871 + ... + 41841.

It is an arithmetic number, because the mean of its divisors is an integer number (2283876).

Almost surely, 2^40156676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40156676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41109768).

40156676 is an abundant number, since it is smaller than the sum of its proper divisors (42062860).

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

40156676 is a wasteful number, since it uses less digits than its factorization.

40156676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 40156676 is about 6336.9295404005. The cubic root of 40156676 is about 342.4411279279.

The spelling of 40156676 in words is "forty million, one hundred fifty-six thousand, six hundred seventy-six".