197185214 has 4 divisors (see below), whose sum is σ = 295777824. Its totient is φ = 98592606.

The previous prime is 197185213. The next prime is 197185217. The reversal of 197185214 is 412581791.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197185213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49296302 + ... + 49296305.

It is an arithmetic number, because the mean of its divisors is an integer number (73944456).

Almost surely, 2^197185214 is an apocalyptic number.

197185214 is a deficient number, since it is larger than the sum of its proper divisors (98592610).

197185214 is an equidigital number, since it uses as much as digits as its factorization.

197185214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98592609.

The product of its digits is 20160, while the sum is 38.

The square root of 197185214 is about 14042.2652730961. The cubic root of 197185214 is about 582.0470807400.

The spelling of 197185214 in words is "one hundred ninety-seven million, one hundred eighty-five thousand, two hundred fourteen".