212776196 has 24 divisors (see below), whose sum is σ = 385210560. Its totient is φ = 102758112.

The previous prime is 212776189. The next prime is 212776229. The reversal of 212776196 is 691677212.

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 7 ways as a sum of consecutive naturals, for example, 15401 + ... + 25743.

It is an arithmetic number, because the mean of its divisors is an integer number (16050440).

Almost surely, 2^212776196 is an apocalyptic number.

It is an amenable number.

212776196 is a deficient number, since it is larger than the sum of its proper divisors (172434364).

212776196 is a wasteful number, since it uses less digits than its factorization.

212776196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10523 (or 10521 counting only the distinct ones).

The product of its digits is 63504, while the sum is 41.

The square root of 212776196 is about 14586.8501054888. The cubic root of 212776196 is about 597.0000215109. Note that the first 4 decimals are identical.

The spelling of 212776196 in words is "two hundred twelve million, seven hundred seventy-six thousand, one hundred ninety-six".