500116212 has 18 divisors (see below), whose sum is σ = 1264182738. Its totient is φ = 166705392.

The previous prime is 500116159. The next prime is 500116219. The reversal of 500116212 is 212611005.

500116212 is a `hidden beast` number, since 500 + 1 + 162 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 274034916 + 226081296 = 16554^2 + 15036^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500116219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6946023 + ... + 6946094.

Almost surely, 2^500116212 is an apocalyptic number.

It is an amenable number.

500116212 is an abundant number, since it is smaller than the sum of its proper divisors (764066526).

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

500116212 is a wasteful number, since it uses less digits than its factorization.

500116212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13892127 (or 13892122 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 500116212 is about 22363.2782033404. The cubic root of 500116212 is about 793.7620129044.

Adding to 500116212 its reverse (212611005), we get a palindrome (712727217).

The spelling of 500116212 in words is "five hundred million, one hundred sixteen thousand, two hundred twelve".