200005249 has 2 divisors, whose sum is σ = 200005250. Its totient is φ = 200005248.

The previous prime is 200005241. The next prime is 200005277. The reversal of 200005249 is 942500002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111513600 + 88491649 = 10560^2 + 9407^2 .

It is a cyclic number.

It is not a de Polignac number, because 200005249 - 2³ = 200005241 is a prime.

It is not a weakly prime, because it can be changed into another prime (200005241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100002624 + 100002625.

It is an arithmetic number, because the mean of its divisors is an integer number (100002625).

Almost surely, 2^200005249 is an apocalyptic number.

It is an amenable number.

200005249 is a deficient number, since it is larger than the sum of its proper divisors (1).

200005249 is an equidigital number, since it uses as much as digits as its factorization.

200005249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 200005249 is about 14142.3212026881. The cubic root of 200005249 is about 584.8086636542.

The spelling of 200005249 in words is "two hundred million, five thousand, two hundred forty-nine".