208134200 has 24 divisors (see below), whose sum is σ = 483912480. Its totient is φ = 83253600.

The previous prime is 208134197. The next prime is 208134209. The reversal of 208134200 is 2431802.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208134209) 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 in 5 ways as a sum of consecutive naturals, for example, 520136 + ... + 520535.

It is an arithmetic number, because the mean of its divisors is an integer number (20163020).

Almost surely, 2^208134200 is an apocalyptic number.

208134200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

208134200 is an abundant number, since it is smaller than the sum of its proper divisors (275778280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208134200 is a wasteful number, since it uses less digits than its factorization.

208134200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040687 (or 1040678 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 208134200 is about 14426.8568995468. The cubic root of 208134200 is about 592.6266115983.

The spelling of 208134200 in words is "two hundred eight million, one hundred thirty-four thousand, two hundred".