50278211 has 2 divisors, whose sum is σ = 50278212. Its totient is φ = 50278210.

The previous prime is 50278201. The next prime is 50278219. The reversal of 50278211 is 11287205.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50278211 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50278219) 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, 25139105 + 25139106.

It is an arithmetic number, because the mean of its divisors is an integer number (25139106).

Almost surely, 2^50278211 is an apocalyptic number.

50278211 is a deficient number, since it is larger than the sum of its proper divisors (1).

50278211 is an equidigital number, since it uses as much as digits as its factorization.

50278211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 50278211 is about 7090.7130106922. The cubic root of 50278211 is about 369.0851784962.

The spelling of 50278211 in words is "fifty million, two hundred seventy-eight thousand, two hundred eleven".