5242 has 4 divisors (see below), whose sum is σ = 7866. Its totient is φ = 2620.
The previous prime is 5237. The next prime is 5261. The reversal of 5242 is 2425.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 3721 + 1521 = 61^2 + 39^2 .
It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a plaindrome in base 16.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 1309 + ... + 1312.
25242 is an apocalyptic number.
5242 is a deficient number, since it is larger than the sum of its proper divisors (2624).
5242 is a wasteful number, since it uses less digits than its factorization.
5242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2623.
The product of its digits is 80, while the sum is 13.
The square root of 5242 is about 72.4016574396. The cubic root of 5242 is about 17.3713007324.
Adding to 5242 its reverse (2425), we get a palindrome (7667).
The spelling of 5242 in words is "five thousand, two hundred forty-two".
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