50965209 has 24 divisors (see below), whose sum is σ = 78624000. Its totient is φ = 31741920.

The previous prime is 50965207. The next prime is 50965219. The reversal of 50965209 is 90256905.

50965209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50965209 - 2¹ = 50965207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50965207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4942 + ... + 11240.

It is an arithmetic number, because the mean of its divisors is an integer number (3276000).

Almost surely, 2^50965209 is an apocalyptic number.

It is an amenable number.

50965209 is a deficient number, since it is larger than the sum of its proper divisors (27658791).

50965209 is a wasteful number, since it uses less digits than its factorization.

50965209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6365 (or 6362 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 50965209 is about 7138.9921557598. The cubic root of 50965209 is about 370.7586309597.

The spelling of 50965209 in words is "fifty million, nine hundred sixty-five thousand, two hundred nine".