212766168 has 32 divisors (see below), whose sum is σ = 541954800. Its totient is φ = 69583488.

The previous prime is 212766163. The next prime is 212766187. The reversal of 212766168 is 861667212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212766163) 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, 82363 + ... + 84906.

Almost surely, 2^212766168 is an apocalyptic number.

It is an amenable number.

212766168 is an abundant number, since it is smaller than the sum of its proper divisors (329188632).

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

212766168 is a wasteful number, since it uses less digits than its factorization.

212766168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167331 (or 167327 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 212766168 is about 14586.5063671874. The cubic root of 212766168 is about 596.9906426261.

The spelling of 212766168 in words is "two hundred twelve million, seven hundred sixty-six thousand, one hundred sixty-eight".