206193914 has 4 divisors (see below), whose sum is σ = 309290874. Its totient is φ = 103096956.

The previous prime is 206193913. The next prime is 206193917. The reversal of 206193914 is 419391602.

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

It can be written as a sum of positive squares in only one way, i.e., 201498025 + 4695889 = 14195^2 + 2167^2 .

It is not an unprimeable number, because it can be changed into a prime (206193913) by changing a digit.

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, 51548477 + ... + 51548480.

Almost surely, 2^206193914 is an apocalyptic number.

206193914 is a deficient number, since it is larger than the sum of its proper divisors (103096960).

206193914 is a wasteful number, since it uses less digits than its factorization.

206193914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103096959.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 206193914 is about 14359.4538196966. The cubic root of 206193914 is about 590.7793148995.

The spelling of 206193914 in words is "two hundred six million, one hundred ninety-three thousand, nine hundred fourteen".