50009849 has 2 divisors, whose sum is σ = 50009850. Its totient is φ = 50009848.

The previous prime is 50009831. The next prime is 50009879. The reversal of 50009849 is 94890005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47513449 + 2496400 = 6893^2 + 1580^2 .

It is a cyclic number.

It is not a de Polignac number, because 50009849 - 2⁸ = 50009593 is a prime.

It is not a weakly prime, because it can be changed into another prime (50009809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25004924 + 25004925.

It is an arithmetic number, because the mean of its divisors is an integer number (25004925).

Almost surely, 2^50009849 is an apocalyptic number.

It is an amenable number.

50009849 is a deficient number, since it is larger than the sum of its proper divisors (1).

50009849 is an equidigital number, since it uses as much as digits as its factorization.

50009849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 50009849 is about 7071.7642070420. The cubic root of 50009849 is about 368.4273376268.

The spelling of 50009849 in words is "fifty million, nine thousand, eight hundred forty-nine".