5987665 has 8 divisors (see below), whose sum is σ = 7202880. Its totient is φ = 4778352.

The previous prime is 5987651. The next prime is 5987677. The reversal of 5987665 is 5667895.

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 5987665 - 2⁵ = 5987633 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1206 + ... + 3664.

It is an arithmetic number, because the mean of its divisors is an integer number (900360).

Almost surely, 2^5987665 is an apocalyptic number.

It is an amenable number.

5987665 is a deficient number, since it is larger than the sum of its proper divisors (1215215).

5987665 is a wasteful number, since it uses less digits than its factorization.

5987665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951.

The product of its digits is 453600, while the sum is 46.

The square root of 5987665 is about 2446.9705760389. The cubic root of 5987665 is about 181.5874506164.

The spelling of 5987665 in words is "five million, nine hundred eighty-seven thousand, six hundred sixty-five".