50844509 has 2 divisors, whose sum is σ = 50844510. Its totient is φ = 50844508.

The previous prime is 50844503. The next prime is 50844571. The reversal of 50844509 is 90544805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46963609 + 3880900 = 6853^2 + 1970^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50844509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50844503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25422254 + 25422255.

It is an arithmetic number, because the mean of its divisors is an integer number (25422255).

Almost surely, 2^50844509 is an apocalyptic number.

It is an amenable number.

50844509 is a deficient number, since it is larger than the sum of its proper divisors (1).

50844509 is an equidigital number, since it uses as much as digits as its factorization.

50844509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 50844509 is about 7130.5335704981. The cubic root of 50844509 is about 370.4657125714.

The spelling of 50844509 in words is "fifty million, eight hundred forty-four thousand, five hundred nine".