520422112 has 24 divisors (see below), whose sum is σ = 1170950256. Its totient is φ = 223037952.

The previous prime is 520422107. The next prime is 520422121. The reversal of 520422112 is 211224025.

It is a self number, because there is not a number n which added to its sum of digits gives 520422112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161433 + ... + 1161880.

It is an arithmetic number, because the mean of its divisors is an integer number (48789594).

Almost surely, 2^520422112 is an apocalyptic number.

It is an amenable number.

520422112 is an abundant number, since it is smaller than the sum of its proper divisors (650528144).

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

520422112 is a wasteful number, since it uses less digits than its factorization.

520422112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323330 (or 2323322 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 520422112 is about 22812.7620423306. The cubic root of 520422112 is about 804.3626821746.

Adding to 520422112 its reverse (211224025), we get a palindrome (731646137).

The spelling of 520422112 in words is "five hundred twenty million, four hundred twenty-two thousand, one hundred twelve".