40540522 has 16 divisors (see below), whose sum is σ = 66438144. Its totient is φ = 18400000.

The previous prime is 40540519. The next prime is 40540543. The reversal of 40540522 is 22504504.

40540522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 40540493 and 40540502.

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, 24522 + ... + 26122.

It is an arithmetic number, because the mean of its divisors is an integer number (4152384).

Almost surely, 2^40540522 is an apocalyptic number.

40540522 is a deficient number, since it is larger than the sum of its proper divisors (25897622).

40540522 is a wasteful number, since it uses less digits than its factorization.

40540522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 40540522 is about 6367.1439437161. The cubic root of 40540522 is about 343.5287681949.

The spelling of 40540522 in words is "forty million, five hundred forty thousand, five hundred twenty-two".