52340 has 12 divisors (see below), whose sum is σ = 109956. Its totient is φ = 20928.
The previous prime is 52321. The next prime is 52361. The reversal of 52340 is 4325.
52340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 38416 + 13924 = 196^2 + 118^2 .
It is an Ulam number.
It is a nialpdrome in base 16.
It is a congruent number.
It is an unprimeable number.
52340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1289 + ... + 1328.
It is an arithmetic number, because the mean of its divisors is an integer number (9163).
252340 is an apocalyptic number.
It is an amenable number.
52340 is an abundant number, since it is smaller than the sum of its proper divisors (57616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54978).
52340 is a wasteful number, since it uses less digits than its factorization.
52340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2626 (or 2624 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 14.
The square root of 52340 is about 228.7793696993. The cubic root of 52340 is about 37.4062845111.
Subtracting from 52340 its sum of digits (14), we obtain a triangular number (52326 = T323).
Adding to 52340 its reverse (4325), we get a palindrome (56665).
The spelling of 52340 in words is "fifty-two thousand, three hundred forty".
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