50879251 has 2 divisors, whose sum is σ = 50879252. Its totient is φ = 50879250.

The previous prime is 50879201. The next prime is 50879263. The reversal of 50879251 is 15297805.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50879251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50879251.

It is not a weakly prime, because it can be changed into another prime (50879201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25439625 + 25439626.

It is an arithmetic number, because the mean of its divisors is an integer number (25439626).

Almost surely, 2^50879251 is an apocalyptic number.

50879251 is a deficient number, since it is larger than the sum of its proper divisors (1).

50879251 is an equidigital number, since it uses as much as digits as its factorization.

50879251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 50879251 is about 7132.9692975647. The cubic root of 50879251 is about 370.5500729716.

The spelling of 50879251 in words is "fifty million, eight hundred seventy-nine thousand, two hundred fifty-one".