5987866 has 8 divisors (see below), whose sum is σ = 9372384. Its totient is φ = 2863740.

The previous prime is 5987819. The next prime is 5987873. The reversal of 5987866 is 6687895.

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

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 3 ways as a sum of consecutive naturals, for example, 65040 + ... + 65131.

It is an arithmetic number, because the mean of its divisors is an integer number (1171548).

Almost surely, 2^5987866 is an apocalyptic number.

5987866 is a deficient number, since it is larger than the sum of its proper divisors (3384518).

5987866 is a wasteful number, since it uses less digits than its factorization.

5987866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130196.

The product of its digits is 725760, while the sum is 49.

The square root of 5987866 is about 2447.0116468869. The cubic root of 5987866 is about 181.5894824975.

It can be divided in two parts, 598 and 7866, that added together give a square (8464 = 92²).

The spelling of 5987866 in words is "five million, nine hundred eighty-seven thousand, eight hundred sixty-six".