50458 has 4 divisors (see below), whose sum is σ = 75690. Its totient is φ = 25228.

The previous prime is 50441. The next prime is 50459. The reversal of 50458 is 85405.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 49729 + 729 = 223^2 + 27^2 .

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 not an unprimeable number, because it can be changed into a prime (50459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613 + ... + 12616.

2⁵⁰⁴⁵⁸ is an apocalyptic number.

50458 is a deficient number, since it is larger than the sum of its proper divisors (25232).

50458 is a wasteful number, since it uses less digits than its factorization.

50458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25231.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 50458 is about 224.6285823309. The cubic root of 50458 is about 36.9524590288.

The spelling of 50458 in words is "fifty thousand, four hundred fifty-eight".