40922518 has 64 divisors (see below), whose sum is σ = 79672320. Its totient is φ = 15334272.

The previous prime is 40922513. The next prime is 40922527. The reversal of 40922518 is 81522904.

40922518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40922518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40922513) 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 31 ways as a sum of consecutive naturals, for example, 397255 + ... + 397357.

It is an arithmetic number, because the mean of its divisors is an integer number (1244880).

Almost surely, 2^40922518 is an apocalyptic number.

40922518 is a deficient number, since it is larger than the sum of its proper divisors (38749802).

40922518 is a wasteful number, since it uses less digits than its factorization.

40922518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 40922518 is about 6397.0710485346. The cubic root of 40922518 is about 344.6043718042.

The spelling of 40922518 in words is "forty million, nine hundred twenty-two thousand, five hundred eighteen".