50863 has 4 divisors (see below), whose sum is σ = 53560. Its totient is φ = 48168.

The previous prime is 50857. The next prime is 50867. The reversal of 50863 is 36805.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50863 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 (50867) 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, 1320 + ... + 1357.

It is an arithmetic number, because the mean of its divisors is an integer number (13390).

2⁵⁰⁸⁶³ is an apocalyptic number.

50863 is a deficient number, since it is larger than the sum of its proper divisors (2697).

50863 is a wasteful number, since it uses less digits than its factorization.

50863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50863 is about 225.5282687381. The cubic root of 50863 is about 37.0510617133.

The spelling of 50863 in words is "fifty thousand, eight hundred sixty-three".