520150212 has 72 divisors (see below), whose sum is σ = 1340320800. Its totient is φ = 170045568.

The previous prime is 520150199. The next prime is 520150223. The reversal of 520150212 is 212051025.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 913864 + ... + 914432.

Almost surely, 2^520150212 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 520150212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670160400).

520150212 is an abundant number, since it is smaller than the sum of its proper divisors (820170588).

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

520150212 is a wasteful number, since it uses less digits than its factorization.

520150212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1020 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 520150212 is about 22806.8018801409. The cubic root of 520150212 is about 804.2225751937. Note that the first 3 decimals are identical.

The spelling of 520150212 in words is "five hundred twenty million, one hundred fifty thousand, two hundred twelve".