50801 has 4 divisors (see below), whose sum is σ = 52212. Its totient is φ = 49392.

The previous prime is 50789. The next prime is 50821. The reversal of 50801 is 10805.

50801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10805 = 5 ⋅2161.

It can be written as a sum of positive squares in 2 ways, for example, as 48400 + 2401 = 220^2 + 49^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50801 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50821) 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, 650 + ... + 723.

It is an arithmetic number, because the mean of its divisors is an integer number (13053).

2⁵⁰⁸⁰¹ is an apocalyptic number.

It is an amenable number.

50801 is a deficient number, since it is larger than the sum of its proper divisors (1411).

50801 is a wasteful number, since it uses less digits than its factorization.

50801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 50801 is about 225.3907717720. The cubic root of 50801 is about 37.0360009957.

The spelling of 50801 in words is "fifty thousand, eight hundred one".