5999959 has 4 divisors (see below), whose sum is σ = 6857104. Its totient is φ = 5142816.

The previous prime is 5999947. The next prime is 5999993. The reversal of 5999959 is 9599995.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5999959 - 2⁵ = 5999927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5999909) 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, 428562 + ... + 428575.

It is an arithmetic number, because the mean of its divisors is an integer number (1714276).

Almost surely, 2^5999959 is an apocalyptic number.

5999959 is a deficient number, since it is larger than the sum of its proper divisors (857145).

5999959 is an equidigital number, since it uses as much as digits as its factorization.

5999959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857144.

The product of its digits is 1476225, while the sum is 55.

The square root of 5999959 is about 2449.4813736789. The cubic root of 5999959 is about 181.7116453826.

The spelling of 5999959 in words is "five million, nine hundred ninety-nine thousand, nine hundred fifty-nine".