16608593 has 2 divisors, whose sum is σ = 16608594. Its totient is φ = 16608592.

The previous prime is 16608589. The next prime is 16608601. The reversal of 16608593 is 39580661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14010049 + 2598544 = 3743^2 + 1612^2 .

It is an emirp because it is prime and its reverse (39580661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16608593 - 2² = 16608589 is a prime.

It is a super-2 number, since 2×16608593² = 551690722879298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16601593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8304296 + 8304297.

It is an arithmetic number, because the mean of its divisors is an integer number (8304297).

Almost surely, 2^16608593 is an apocalyptic number.

It is an amenable number.

16608593 is a deficient number, since it is larger than the sum of its proper divisors (1).

16608593 is an equidigital number, since it uses as much as digits as its factorization.

16608593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 16608593 is about 4075.3641555081. The cubic root of 16608593 is about 255.1394495500.

The spelling of 16608593 in words is "sixteen million, six hundred eight thousand, five hundred ninety-three".