5998709 has 2 divisors, whose sum is σ = 5998710. Its totient is φ = 5998708.

The previous prime is 5998703. The next prime is 5998721. The reversal of 5998709 is 9078995.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5276209 + 722500 = 2297^2 + 850^2 .

It is a cyclic number.

It is not a de Polignac number, because 5998709 - 2¹² = 5994613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5998703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2999354 + 2999355.

It is an arithmetic number, because the mean of its divisors is an integer number (2999355).

Almost surely, 2^5998709 is an apocalyptic number.

It is an amenable number.

5998709 is a deficient number, since it is larger than the sum of its proper divisors (1).

5998709 is an equidigital number, since it uses as much as digits as its factorization.

5998709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 5998709 is about 2449.2262043347. The cubic root of 5998709 is about 181.6990255557.

The spelling of 5998709 in words is "five million, nine hundred ninety-eight thousand, seven hundred nine".