211828850 has 24 divisors (see below), whose sum is σ = 411134400. Its totient is φ = 81047120.

The previous prime is 211828849. The next prime is 211828901. The reversal of 211828850 is 58828112.

It is a self number, because there is not a number n which added to its sum of digits gives 211828850.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90950 + ... + 93249.

It is an arithmetic number, because the mean of its divisors is an integer number (17130600).

Almost surely, 2^211828850 is an apocalyptic number.

211828850 is a deficient number, since it is larger than the sum of its proper divisors (199305550).

211828850 is a wasteful number, since it uses less digits than its factorization.

211828850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184234 (or 184229 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 35.

The square root of 211828850 is about 14554.3412767463. The cubic root of 211828850 is about 596.1126932077.

The spelling of 211828850 in words is "two hundred eleven million, eight hundred twenty-eight thousand, eight hundred fifty".