40544022 has 16 divisors (see below), whose sum is σ = 81297072. Its totient is φ = 13479840.

The previous prime is 40544017. The next prime is 40544027. The reversal of 40544022 is 22044504.

40544022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40544017) and next prime (40544027).

It is a self number, because there is not a number n which added to its sum of digits gives 40544022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40544027) 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 7 ways as a sum of consecutive naturals, for example, 6129 + ... + 10892.

It is an arithmetic number, because the mean of its divisors is an integer number (5081067).

Almost surely, 2^40544022 is an apocalyptic number.

40544022 is an abundant number, since it is smaller than the sum of its proper divisors (40753050).

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

40544022 is a wasteful number, since it uses less digits than its factorization.

40544022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17423.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 40544022 is about 6367.4187862901. The cubic root of 40544022 is about 343.5386539095.

Adding to 40544022 its reverse (22044504), we get a palindrome (62588526).

The spelling of 40544022 in words is "forty million, five hundred forty-four thousand, twenty-two".