200249857 has 2 divisors, whose sum is σ = 200249858. Its totient is φ = 200249856.

The previous prime is 200249849. The next prime is 200249869. The reversal of 200249857 is 758942002.

200249857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191434896 + 8814961 = 13836^2 + 2969^2 .

It is a cyclic number.

It is not a de Polignac number, because 200249857 - 2³ = 200249849 is a prime.

It is not a weakly prime, because it can be changed into another prime (200249827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100124928 + 100124929.

It is an arithmetic number, because the mean of its divisors is an integer number (100124929).

Almost surely, 2^200249857 is an apocalyptic number.

It is an amenable number.

200249857 is a deficient number, since it is larger than the sum of its proper divisors (1).

200249857 is an equidigital number, since it uses as much as digits as its factorization.

200249857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 200249857 is about 14150.9666454274. The cubic root of 200249857 is about 585.0469750673.

The spelling of 200249857 in words is "two hundred million, two hundred forty-nine thousand, eight hundred fifty-seven".