50390 has 8 divisors (see below), whose sum is σ = 90720. Its totient is φ = 20152.

The previous prime is 50387. The next prime is 50411. The reversal of 50390 is 9305.

50390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2510 + ... + 2529.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2⁵⁰³⁹⁰ is an apocalyptic number.

50390 is a deficient number, since it is larger than the sum of its proper divisors (40330).

50390 is a wasteful number, since it uses less digits than its factorization.

50390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 50390 is about 224.4771703314. The cubic root of 50390 is about 36.9358518384.

Adding to 50390 its reverse (9305), we get a palindrome (59695).

The spelling of 50390 in words is "fifty thousand, three hundred ninety".