50494 has 4 divisors (see below), whose sum is σ = 75744. Its totient is φ = 25246.

The previous prime is 50461. The next prime is 50497. The reversal of 50494 is 49405.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12622 + ... + 12625.

It is an arithmetic number, because the mean of its divisors is an integer number (18936).

2⁵⁰⁴⁹⁴ is an apocalyptic number.

50494 is a deficient number, since it is larger than the sum of its proper divisors (25250).

50494 is a wasteful number, since it uses less digits than its factorization.

50494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25249.

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

The square root of 50494 is about 224.7087003211. The cubic root of 50494 is about 36.9612450309.

Adding to 50494 its reverse (49405), we get a palindrome (99899).

Subtracting from 50494 its reverse (49405), we obtain a square (1089 = 33²).

The spelling of 50494 in words is "fifty thousand, four hundred ninety-four".