50218241 has 2 divisors, whose sum is σ = 50218242. Its totient is φ = 50218240.

The previous prime is 50218219. The next prime is 50218243. The reversal of 50218241 is 14281205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49210225 + 1008016 = 7015^2 + 1004^2 .

It is a cyclic number.

It is not a de Polignac number, because 50218241 - 2¹⁰ = 50217217 is a prime.

Together with 50218243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50218243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25109120 + 25109121.

It is an arithmetic number, because the mean of its divisors is an integer number (25109121).

Almost surely, 2^50218241 is an apocalyptic number.

It is an amenable number.

50218241 is a deficient number, since it is larger than the sum of its proper divisors (1).

50218241 is an equidigital number, since it uses as much as digits as its factorization.

50218241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 50218241 is about 7086.4829781775. The cubic root of 50218241 is about 368.9383763741.

Adding to 50218241 its reverse (14281205), we get a palindrome (64499446).

The spelling of 50218241 in words is "fifty million, two hundred eighteen thousand, two hundred forty-one".