1608065 has 8 divisors (see below), whose sum is σ = 2031360. Its totient is φ = 1218672.

The previous prime is 1608041. The next prime is 1608083. The reversal of 1608065 is 5608061.

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

It is a cyclic number.

It is not a de Polignac number, because 1608065 - 2¹⁸ = 1345921 is a prime.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 8369 + ... + 8558.

It is an arithmetic number, because the mean of its divisors is an integer number (253920).

2^1608065 is an apocalyptic number.

It is an amenable number.

1608065 is a deficient number, since it is larger than the sum of its proper divisors (423295).

1608065 is a wasteful number, since it uses less digits than its factorization.

1608065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16951.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1608065 is about 1268.0950279849. The cubic root of 1608065 is about 117.1568986171.

The spelling of 1608065 in words is "one million, six hundred eight thousand, sixty-five".