200006249 has 2 divisors, whose sum is σ = 200006250. Its totient is φ = 200006248.

The previous prime is 200006239. The next prime is 200006269. The reversal of 200006249 is 942600002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181387024 + 18619225 = 13468^2 + 4315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200006249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200006239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100003124 + 100003125.

It is an arithmetic number, because the mean of its divisors is an integer number (100003125).

Almost surely, 2^200006249 is an apocalyptic number.

It is an amenable number.

200006249 is a deficient number, since it is larger than the sum of its proper divisors (1).

200006249 is an equidigital number, since it uses as much as digits as its factorization.

200006249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 200006249 is about 14142.3565575190. The cubic root of 200006249 is about 584.8096383081.

The spelling of 200006249 in words is "two hundred million, six thousand, two hundred forty-nine".