212916168 has 32 divisors (see below), whose sum is σ = 591434400. Its totient is φ = 70971984.

The previous prime is 212916161. The next prime is 212916199. The reversal of 212916168 is 861619212.

212916168 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (212916161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492646 + ... + 493077.

It is an arithmetic number, because the mean of its divisors is an integer number (18482325).

Almost surely, 2^212916168 is an apocalyptic number.

It is an amenable number.

212916168 is an abundant number, since it is smaller than the sum of its proper divisors (378518232).

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

212916168 is a wasteful number, since it uses less digits than its factorization.

212916168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985738 (or 985728 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 212916168 is about 14591.6471996824. The cubic root of 212916168 is about 597.1309023325.

The spelling of 212916168 in words is "two hundred twelve million, nine hundred sixteen thousand, one hundred sixty-eight".