50988439 has 2 divisors, whose sum is σ = 50988440. Its totient is φ = 50988438.

The previous prime is 50988403. The next prime is 50988481. The reversal of 50988439 is 93488905.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50988439 - 2¹³ = 50980247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50985439) 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, 25494219 + 25494220.

It is an arithmetic number, because the mean of its divisors is an integer number (25494220).

Almost surely, 2^50988439 is an apocalyptic number.

50988439 is a deficient number, since it is larger than the sum of its proper divisors (1).

50988439 is an equidigital number, since it uses as much as digits as its factorization.

50988439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 50988439 is about 7140.6189507633. The cubic root of 50988439 is about 370.8149531380.

The spelling of 50988439 in words is "fifty million, nine hundred eighty-eight thousand, four hundred thirty-nine".