50755 has 4 divisors (see below), whose sum is σ = 60912. Its totient is φ = 40600.
The previous prime is 50753. The next prime is 50767. The reversal of 50755 is 55705.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 50755 - 21 = 50753 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 9 and base 16.
It is not an unprimeable number, because it can be changed into a prime (50753) 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 in 3 ways as a sum of consecutive naturals, for example, 5071 + ... + 5080.
It is an arithmetic number, because the mean of its divisors is an integer number (15228).
250755 is an apocalyptic number.
50755 is a deficient number, since it is larger than the sum of its proper divisors (10157).
50755 is a wasteful number, since it uses less digits than its factorization.
50755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10156.
The product of its (nonzero) digits is 875, while the sum is 22.
The square root of 50755 is about 225.2887036671. The cubic root of 50755 is about 37.0248189946.
Subtracting 50755 from its reverse (55705), we obtain a triangular number (4950 = T99).
The spelling of 50755 in words is "fifty thousand, seven hundred fifty-five".
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