17021042 has 8 divisors (see below), whose sum is σ = 25588332. Its totient is φ = 8491600.

The previous prime is 17021033. The next prime is 17021047. The reversal of 17021042 is 24012071.

It can be written as a sum of positive squares in 2 ways, for example, as 14737921 + 2283121 = 3839^2 + 1511^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 17021042.

It is not an unprimeable number, because it can be changed into a prime (17021047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8309 + ... + 10152.

Almost surely, 2^17021042 is an apocalyptic number.

17021042 is a deficient number, since it is larger than the sum of its proper divisors (8567290).

17021042 is a wasteful number, since it uses less digits than its factorization.

17021042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18924.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 17021042 is about 4125.6565538106. The cubic root of 17021042 is about 257.2342033786.

It can be divided in two parts, 1702 and 1042, that added together give a cube (2744 = 14³).

The spelling of 17021042 in words is "seventeen million, twenty-one thousand, forty-two".