Subtracting from 1442 its sum of digits (11), we obtain a triangular number (1431 = T53).
Adding to 1442 its reverse (2441), we get a palindrome (3883).
Subtracting 1442 from its reverse (2441), we obtain a palindrome (999).
1442 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 14 and base 15.
1442 is a wasteful number, since it uses less digits than its factorization.
1442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112.
The square root of 1442 is about 37.9736750921. The cubic root of 1442 is about 11.2976579060.
The spelling of 1442 in words is "one thousand, four hundred forty-two", and thus it is an iban number.