206300473 has 4 divisors (see below), whose sum is σ = 208427380. Its totient is φ = 204173568.

The previous prime is 206300453. The next prime is 206300477. The reversal of 206300473 is 374003602.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41126569 + 165173904 = 6413^2 + 12852^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206300473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206300477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063308 + ... + 1063501.

It is an arithmetic number, because the mean of its divisors is an integer number (52106845).

Almost surely, 2^206300473 is an apocalyptic number.

It is an amenable number.

206300473 is a deficient number, since it is larger than the sum of its proper divisors (2126907).

206300473 is an equidigital number, since it uses as much as digits as its factorization.

206300473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126906.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 206300473 is about 14363.1637531569. The cubic root of 206300473 is about 590.8810670325.

The spelling of 206300473 in words is "two hundred six million, three hundred thousand, four hundred seventy-three".