40422822 has 64 divisors (see below), whose sum is σ = 95109120. Its totient is φ = 11325600.

The previous prime is 40422793. The next prime is 40422841. The reversal of 40422822 is 22822404.

40422822 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 = 40422792 and 40422801.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 46629 + ... + 47487.

It is an arithmetic number, because the mean of its divisors is an integer number (1486080).

Almost surely, 2^40422822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40422822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47554560).

40422822 is an abundant number, since it is smaller than the sum of its proper divisors (54686298).

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

40422822 is a wasteful number, since it uses less digits than its factorization.

40422822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 40422822 is about 6357.8944627919. The cubic root of 40422822 is about 343.1959939165.

The spelling of 40422822 in words is "forty million, four hundred twenty-two thousand, eight hundred twenty-two".