522040422 has 32 divisors (see below), whose sum is σ = 1060784640. Its totient is φ = 171239040.

The previous prime is 522040411. The next prime is 522040427. The reversal of 522040422 is 224040225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522040427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349854 + ... + 351342.

It is an arithmetic number, because the mean of its divisors is an integer number (33149520).

Almost surely, 2^522040422 is an apocalyptic number.

522040422 is an abundant number, since it is smaller than the sum of its proper divisors (538744218).

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

522040422 is a wasteful number, since it uses less digits than its factorization.

522040422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2388.

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

The square root of 522040422 is about 22848.2039119052. The cubic root of 522040422 is about 805.1955709649.

Adding to 522040422 its reverse (224040225), we get a palindrome (746080647).

The spelling of 522040422 in words is "five hundred twenty-two million, forty thousand, four hundred twenty-two".