50701891 has 2 divisors, whose sum is σ = 50701892. Its totient is φ = 50701890.

The previous prime is 50701879. The next prime is 50701909. The reversal of 50701891 is 19810705.

50701891 is nontrivially palindromic in base 8.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50701891 - 2¹⁵ = 50669123 is a prime.

It is not a weakly prime, because it can be changed into another prime (50701811) 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, 25350945 + 25350946.

It is an arithmetic number, because the mean of its divisors is an integer number (25350946).

Almost surely, 2^50701891 is an apocalyptic number.

50701891 is a deficient number, since it is larger than the sum of its proper divisors (1).

50701891 is an equidigital number, since it uses as much as digits as its factorization.

50701891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 50701891 is about 7120.5260339388. The cubic root of 50701891 is about 370.1190048170.

The spelling of 50701891 in words is "fifty million, seven hundred one thousand, eight hundred ninety-one".