50565671 has 4 divisors (see below), whose sum is σ = 54455352. Its totient is φ = 46675992.

The previous prime is 50565659. The next prime is 50565673. The reversal of 50565671 is 17656505.

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

It is a cyclic number.

It is not a de Polignac number, because 50565671 - 2¹⁴ = 50549287 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 (50565673) 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 in 3 ways as a sum of consecutive naturals, for example, 1944821 + ... + 1944846.

It is an arithmetic number, because the mean of its divisors is an integer number (13613838).

Almost surely, 2^50565671 is an apocalyptic number.

50565671 is a deficient number, since it is larger than the sum of its proper divisors (3889681).

50565671 is a wasteful number, since it uses less digits than its factorization.

50565671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889680.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 50565671 is about 7110.9542960140. The cubic root of 50565671 is about 369.7872431579.

The spelling of 50565671 in words is "fifty million, five hundred sixty-five thousand, six hundred seventy-one".