17242 has 8 divisors (see below), whose sum is σ = 26676. Its totient is φ = 8352.

The previous prime is 17239. The next prime is 17257. The reversal of 17242 is 24271.

It can be written as a sum of positive squares in 2 ways, for example, as 17161 + 81 = 131^2 + 9^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a d-powerful number, because it can be written as 1 + 7³ + 2 + 4⁷ + 2⁹ .

It is a plaindrome in base 9.

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 in 3 ways as a sum of consecutive naturals, for example, 43 + ... + 190.

2¹⁷²⁴² is an apocalyptic number.

17242 is a deficient number, since it is larger than the sum of its proper divisors (9434).

17242 is a wasteful number, since it uses less digits than its factorization.

17242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its digits is 112, while the sum is 16.

The square root of 17242 is about 131.3087963542. The cubic root of 17242 is about 25.8342513259.

It can be divided in two parts, 17 and 242, that multiplied together give a palindrome (4114).

The spelling of 17242 in words is "seventeen thousand, two hundred forty-two", and thus it is an iban number.