520073922 has 16 divisors (see below), whose sum is σ = 1057200192. Its totient is φ = 170515920.

The previous prime is 520073881. The next prime is 520073951. The reversal of 520073922 is 229370025.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 520073922.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710118 + ... + 710849.

It is an arithmetic number, because the mean of its divisors is an integer number (66075012).

Almost surely, 2^520073922 is an apocalyptic number.

520073922 is an abundant number, since it is smaller than the sum of its proper divisors (537126270).

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

520073922 is a wasteful number, since it uses less digits than its factorization.

520073922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421033.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 520073922 is about 22805.1292914555. The cubic root of 520073922 is about 804.1832550520.

The spelling of 520073922 in words is "five hundred twenty million, seventy-three thousand, nine hundred twenty-two".