50725 has 6 divisors (see below), whose sum is σ = 62930. Its totient is φ = 40560.
The previous prime is 50723. The next prime is 50741. The reversal of 50725 is 52705.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 16129 + 34596 = 127^2 + 186^2 .
It is not a de Polignac number, because 50725 - 21 = 50723 is a prime.
It is an alternating number because its digits alternate between odd and even.
50725 is a lucky number.
It is a nialpdrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50723) 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 5 ways as a sum of consecutive naturals, for example, 990 + ... + 1039.
250725 is an apocalyptic number.
It is an amenable number.
50725 is a deficient number, since it is larger than the sum of its proper divisors (12205).
50725 is a wasteful number, since it uses less digits than its factorization.
50725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2039 (or 2034 counting only the distinct ones).
The product of its (nonzero) digits is 350, while the sum is 19.
The square root of 50725 is about 225.2221125911. Note that the first 3 decimals coincide. The cubic root of 50725 is about 37.0175227447.
The spelling of 50725 in words is "fifty thousand, seven hundred twenty-five".
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