305325 has 36 divisors (see below), whose sum is σ = 580320. Its totient is φ = 153120.
The previous prime is 305297. The next prime is 305329. The reversal of 305325 is 523503.
Added to its reverse (523503) it gives a triangular number (828828 = T1287).
It is not a de Polignac number, because 305325 - 28 = 305069 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 305298 and 305307.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 305325.
It is not an unprimeable number, because it can be changed into a prime (305329) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5146 + ... + 5204.
It is an arithmetic number, because the mean of its divisors is an integer number (16120).
2305325 is an apocalyptic number.
It is an amenable number.
305325 is a deficient number, since it is larger than the sum of its proper divisors (274995).
305325 is a wasteful number, since it uses less digits than its factorization.
305325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98 (or 90 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 18.
The square root of 305325 is about 552.5622136918. The cubic root of 305325 is about 67.3370555295.
Adding to 305325 its reverse (523503), we get a palindrome (828828).
It can be divided in two parts, 305 and 325, that added together give a triangular number (630 = T35).
The spelling of 305325 in words is "three hundred five thousand, three hundred twenty-five".
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