50455 has 4 divisors (see below), whose sum is σ = 60552. Its totient is φ = 40360.

The previous prime is 50441. The next prime is 50459. The reversal of 50455 is 55405.

It is a happy number.

50455 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.

It is not a de Polignac number, because 50455 - 2⁵ = 50423 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50459) 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, 5041 + ... + 5050.

It is an arithmetic number, because the mean of its divisors is an integer number (15138).

2⁵⁰⁴⁵⁵ is an apocalyptic number.

50455 is a deficient number, since it is larger than the sum of its proper divisors (10097).

50455 is a wasteful number, since it uses less digits than its factorization.

50455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10096.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 50455 is about 224.6219045418. The cubic root of 50455 is about 36.9517266734.

Subtracting 50455 from its reverse (55405), we obtain a triangular number (4950 = T₉₉).

It can be divided in two parts, 5045 and 5, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 50455 in words is "fifty thousand, four hundred fifty-five".