17089423 has 4 divisors (see below), whose sum is σ = 18404008. Its totient is φ = 15774840.

The previous prime is 17089421. The next prime is 17089453. The reversal of 17089423 is 32498071.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 17089423 - 2¹ = 17089421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17089421) 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, 657273 + ... + 657298.

It is an arithmetic number, because the mean of its divisors is an integer number (4601002).

Almost surely, 2^17089423 is an apocalyptic number.

17089423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

17089423 is a deficient number, since it is larger than the sum of its proper divisors (1314585).

17089423 is a wasteful number, since it uses less digits than its factorization.

17089423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314584.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 17089423 is about 4133.9355340886. The cubic root of 17089423 is about 257.5782173546.

The spelling of 17089423 in words is "seventeen million, eighty-nine thousand, four hundred twenty-three".