50864417 has 2 divisors, whose sum is σ = 50864418. Its totient is φ = 50864416.

The previous prime is 50864393. The next prime is 50864419. The reversal of 50864417 is 71446805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26173456 + 24690961 = 5116^2 + 4969^2 .

It is a cyclic number.

It is not a de Polignac number, because 50864417 - 2⁶ = 50864353 is a prime.

Together with 50864419, 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 (50864419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25432208 + 25432209.

It is an arithmetic number, because the mean of its divisors is an integer number (25432209).

Almost surely, 2^50864417 is an apocalyptic number.

It is an amenable number.

50864417 is a deficient number, since it is larger than the sum of its proper divisors (1).

50864417 is an equidigital number, since it uses as much as digits as its factorization.

50864417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 50864417 is about 7131.9294023427. The cubic root of 50864417 is about 370.5140578053.

The spelling of 50864417 in words is "fifty million, eight hundred sixty-four thousand, four hundred seventeen".