50467909 has 4 divisors (see below), whose sum is σ = 50483404. Its totient is φ = 50452416.

The previous prime is 50467903. The next prime is 50467927. The reversal of 50467909 is 90976405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8282884 + 42185025 = 2878^2 + 6495^2 .

It is a cyclic number.

It is not a de Polignac number, because 50467909 - 2⁵ = 50467877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50467903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762 + ... + 10075.

It is an arithmetic number, because the mean of its divisors is an integer number (12620851).

Almost surely, 2^50467909 is an apocalyptic number.

It is an amenable number.

50467909 is a deficient number, since it is larger than the sum of its proper divisors (15495).

50467909 is a wasteful number, since it uses less digits than its factorization.

50467909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15494.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 50467909 is about 7104.0769280745. The cubic root of 50467909 is about 369.5487779264.

The spelling of 50467909 in words is "fifty million, four hundred sixty-seven thousand, nine hundred nine".