40931118 has 24 divisors (see below), whose sum is σ = 89755848. Its totient is φ = 13478832.

The previous prime is 40931113. The next prime is 40931119. The reversal of 40931118 is 81113904.

40931118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40931091 and 40931100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40931113) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12205 + ... + 15192.

It is an arithmetic number, because the mean of its divisors is an integer number (3739827).

Almost surely, 2^40931118 is an apocalyptic number.

40931118 is an abundant number, since it is smaller than the sum of its proper divisors (48824730).

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

40931118 is a wasteful number, since it uses less digits than its factorization.

40931118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27488 (or 27485 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 40931118 is about 6397.7431958465. The cubic root of 40931118 is about 344.6285100225.

The spelling of 40931118 in words is "forty million, nine hundred thirty-one thousand, one hundred eighteen".