50396839 has 2 divisors, whose sum is σ = 50396840. Its totient is φ = 50396838.

The previous prime is 50396821. The next prime is 50396861. The reversal of 50396839 is 93869305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50396839 - 2¹⁵ = 50364071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50396795 and 50396804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50396869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25198419 + 25198420.

It is an arithmetic number, because the mean of its divisors is an integer number (25198420).

Almost surely, 2^50396839 is an apocalyptic number.

50396839 is a deficient number, since it is larger than the sum of its proper divisors (1).

50396839 is an equidigital number, since it uses as much as digits as its factorization.

50396839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 50396839 is about 7099.0731085121. The cubic root of 50396839 is about 369.3752275769.

The spelling of 50396839 in words is "fifty million, three hundred ninety-six thousand, eight hundred thirty-nine".