50864393 has 2 divisors, whose sum is σ = 50864394. Its totient is φ = 50864392.

The previous prime is 50864383. The next prime is 50864417. The reversal of 50864393 is 39346805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33790969 + 17073424 = 5813^2 + 4132^2 .

It is a cyclic number.

It is not a de Polignac number, because 50864393 - 2⁴ = 50864377 is a prime.

It is not a weakly prime, because it can be changed into another prime (50864353) 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, 25432196 + 25432197.

It is an arithmetic number, because the mean of its divisors is an integer number (25432197).

Almost surely, 2^50864393 is an apocalyptic number.

It is an amenable number.

50864393 is a deficient number, since it is larger than the sum of its proper divisors (1).

50864393 is an equidigital number, since it uses as much as digits as its factorization.

50864393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 50864393 is about 7131.9277197683. The cubic root of 50864393 is about 370.5139995305.

The spelling of 50864393 in words is "fifty million, eight hundred sixty-four thousand, three hundred ninety-three".