50838643 has 2 divisors, whose sum is σ = 50838644. Its totient is φ = 50838642.

The previous prime is 50838583. The next prime is 50838649. The reversal of 50838643 is 34683805.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50838643 is a prime.

It is not a weakly prime, because it can be changed into another prime (50838649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25419321 + 25419322.

It is an arithmetic number, because the mean of its divisors is an integer number (25419322).

Almost surely, 2^50838643 is an apocalyptic number.

50838643 is a deficient number, since it is larger than the sum of its proper divisors (1).

50838643 is an equidigital number, since it uses as much as digits as its factorization.

50838643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 50838643 is about 7130.1222289663. The cubic root of 50838643 is about 370.4514649795.

The spelling of 50838643 in words is "fifty million, eight hundred thirty-eight thousand, six hundred forty-three".