41640522 has 64 divisors (see below), whose sum is σ = 104592384. Its totient is φ = 10736640.

The previous prime is 41640517. The next prime is 41640523. The reversal of 41640522 is 22504614.

41640522 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 = 41640492 and 41640501.

It is not an unprimeable number, because it can be changed into a prime (41640523) 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, 88933 + ... + 89399.

It is an arithmetic number, because the mean of its divisors is an integer number (1634256).

Almost surely, 2^41640522 is an apocalyptic number.

41640522 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 41640522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52296192).

41640522 is an abundant number, since it is smaller than the sum of its proper divisors (62951862).

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

41640522 is a wasteful number, since it uses less digits than its factorization.

41640522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 41640522 is about 6452.9467687251. The cubic root of 41640522 is about 346.6081112063.

The spelling of 41640522 in words is "forty-one million, six hundred forty thousand, five hundred twenty-two".