40085022 has 32 divisors (see below), whose sum is σ = 84816000. Its totient is φ = 12594528.

The previous prime is 40084999. The next prime is 40085027. The reversal of 40085022 is 22058004.

40085022 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 40085022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40085027) 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 15 ways as a sum of consecutive naturals, for example, 25104 + ... + 26652.

It is an arithmetic number, because the mean of its divisors is an integer number (2650500).

Almost surely, 2^40085022 is an apocalyptic number.

40085022 is an abundant number, since it is smaller than the sum of its proper divisors (44730978).

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

40085022 is a wasteful number, since it uses less digits than its factorization.

40085022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 40085022 is about 6331.2733316451. The cubic root of 40085022 is about 342.2373271492.

The spelling of 40085022 in words is "forty million, eighty-five thousand, twenty-two".