5659999 has 4 divisors (see below), whose sum is σ = 5665680. Its totient is φ = 5654320.

The previous prime is 5659993. The next prime is 5660003. The reversal of 5659999 is 9999565.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5659999 - 2¹⁵ = 5627231 is a prime.

It is a Duffinian number.

5659999 is a modest number, since divided by 9999 gives 565 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5659993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907 + ... + 3484.

It is an arithmetic number, because the mean of its divisors is an integer number (1416420).

Almost surely, 2^5659999 is an apocalyptic number.

5659999 is a deficient number, since it is larger than the sum of its proper divisors (5681).

5659999 is a wasteful number, since it uses less digits than its factorization.

5659999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680.

The product of its digits is 984150, while the sum is 52.

The square root of 5659999 is about 2379.0752405084. The cubic root of 5659999 is about 178.2127553229.

The spelling of 5659999 in words is "five million, six hundred fifty-nine thousand, nine hundred ninety-nine".