208534196 has 24 divisors (see below), whose sum is σ = 413693280. Its totient is φ = 91180512.

The previous prime is 208534163. The next prime is 208534199. The reversal of 208534196 is 691435802.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208534199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104546 + ... + 106521.

It is an arithmetic number, because the mean of its divisors is an integer number (17237220).

Almost surely, 2^208534196 is an apocalyptic number.

208534196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

208534196 is a deficient number, since it is larger than the sum of its proper divisors (205159084).

208534196 is a wasteful number, since it uses less digits than its factorization.

208534196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211103 (or 211101 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 208534196 is about 14440.7131402850. The cubic root of 208534196 is about 593.0060087718.

Adding to 208534196 its reverse (691435802), we get a palindrome (899969998).

The spelling of 208534196 in words is "two hundred eight million, five hundred thirty-four thousand, one hundred ninety-six".