50423839 has 2 divisors, whose sum is σ = 50423840. Its totient is φ = 50423838.

The previous prime is 50423833. The next prime is 50423861. The reversal of 50423839 is 93832405.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50423839 - 2⁹ = 50423327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50423833) 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, 25211919 + 25211920.

It is an arithmetic number, because the mean of its divisors is an integer number (25211920).

Almost surely, 2^50423839 is an apocalyptic number.

50423839 is a deficient number, since it is larger than the sum of its proper divisors (1).

50423839 is an equidigital number, since it uses as much as digits as its factorization.

50423839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 50423839 is about 7100.9745105866. The cubic root of 50423839 is about 369.4411797996.

The spelling of 50423839 in words is "fifty million, four hundred twenty-three thousand, eight hundred thirty-nine".