40118766 has 16 divisors (see below), whose sum is σ = 84460800. Its totient is φ = 12669048.

The previous prime is 40118753. The next prime is 40118789. The reversal of 40118766 is 66781104.

It is a happy number.

40118766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175846 + ... + 176073.

It is an arithmetic number, because the mean of its divisors is an integer number (5278800).

Almost surely, 2^40118766 is an apocalyptic number.

40118766 is an abundant number, since it is smaller than the sum of its proper divisors (44342034).

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

40118766 is a wasteful number, since it uses less digits than its factorization.

40118766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351943.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 40118766 is about 6333.9376378364. The cubic root of 40118766 is about 342.3333332280. Note that the first 6 decimals are identical.

The spelling of 40118766 in words is "forty million, one hundred eighteen thousand, seven hundred sixty-six".