Adding to 2542 its reverse (2452), we get a palindrome (4994).
It is a happy number.
2542 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
2542 is an esthetic number in base 9, because in such base its adjacent digits differ by 1.
It is a sphenic number, since it is the product of 3 distinct primes.
2542 is an undulating number in base 9.
2542 is strictly pandigital in base 5.
It is a plaindrome in base 12 and base 16.
It is a congruent number.
2542 is a wasteful number, since it uses less digits than its factorization.
2542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74.
The square root of 2542 is about 50.4182506638. The cubic root of 2542 is about 13.6476700841.
The spelling of 2542 in words is "two thousand, five hundred forty-two".