50566291 has 2 divisors, whose sum is σ = 50566292. Its totient is φ = 50566290.

The previous prime is 50566283. The next prime is 50566303. The reversal of 50566291 is 19266505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50566291 - 2³ = 50566283 is a prime.

It is not a weakly prime, because it can be changed into another prime (50566591) 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, 25283145 + 25283146.

It is an arithmetic number, because the mean of its divisors is an integer number (25283146).

Almost surely, 2^50566291 is an apocalyptic number.

50566291 is a deficient number, since it is larger than the sum of its proper divisors (1).

50566291 is an equidigital number, since it uses as much as digits as its factorization.

50566291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 50566291 is about 7110.9978905917. The cubic root of 50566291 is about 369.7887545071.

The spelling of 50566291 in words is "fifty million, five hundred sixty-six thousand, two hundred ninety-one".