522041340 has 96 divisors (see below), whose sum is σ = 1548126720. Its totient is φ = 131072256.

The previous prime is 522041339. The next prime is 522041347. The reversal of 522041340 is 43140225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522041347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195897 + ... + 198543.

It is an arithmetic number, because the mean of its divisors is an integer number (16126320).

Almost surely, 2^522041340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522041340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774063360).

522041340 is an abundant number, since it is smaller than the sum of its proper divisors (1026085380).

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

522041340 is a wasteful number, since it uses less digits than its factorization.

522041340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851 (or 2849 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 522041340 is about 22848.2240010028. The cubic root of 522041340 is about 805.1960429393.

Adding to 522041340 its reverse (43140225), we get a palindrome (565181565).

The spelling of 522041340 in words is "five hundred twenty-two million, forty-one thousand, three hundred forty".