200245673 has 2 divisors, whose sum is σ = 200245674. Its totient is φ = 200245672.

The previous prime is 200245657. The next prime is 200245691. The reversal of 200245673 is 376542002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109767529 + 90478144 = 10477^2 + 9512^2 .

It is a cyclic number.

It is not a de Polignac number, because 200245673 - 2⁴ = 200245657 is a prime.

It is not a weakly prime, because it can be changed into another prime (200245603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100122836 + 100122837.

It is an arithmetic number, because the mean of its divisors is an integer number (100122837).

Almost surely, 2^200245673 is an apocalyptic number.

It is an amenable number.

200245673 is a deficient number, since it is larger than the sum of its proper divisors (1).

200245673 is an equidigital number, since it uses as much as digits as its factorization.

200245673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 200245673 is about 14150.8188102314. The cubic root of 200245673 is about 585.0429004017.

Adding to 200245673 its reverse (376542002), we get a palindrome (576787675).

The spelling of 200245673 in words is "two hundred million, two hundred forty-five thousand, six hundred seventy-three".