212198192 has 10 divisors (see below), whose sum is σ = 411134028. Its totient is φ = 106099088.

The previous prime is 212198177. The next prime is 212198237. The reversal of 212198192 is 291891212.

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 as a sum of consecutive naturals, namely, 6631178 + ... + 6631209.

Almost surely, 2^212198192 is an apocalyptic number.

It is an amenable number.

212198192 is a deficient number, since it is larger than the sum of its proper divisors (198935836).

212198192 is a wasteful number, since it uses less digits than its factorization.

212198192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13262395 (or 13262389 counting only the distinct ones).

The product of its digits is 5184, while the sum is 35.

The square root of 212198192 is about 14567.0241298626. The cubic root of 212198192 is about 596.4589501295.

The spelling of 212198192 in words is "two hundred twelve million, one hundred ninety-eight thousand, one hundred ninety-two".