5999321 has 4 divisors (see below), whose sum is σ = 6004644. Its totient is φ = 5994000.

The previous prime is 5999311. The next prime is 5999327. The reversal of 5999321 is 1239995.

5999321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1239995 = 5 ⋅247999.

It can be written as a sum of positive squares in 2 ways, for example, as 3553225 + 2446096 = 1885^2 + 1564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5999321 is a prime.

It is a super-2 number, since 2×5999321² = 71983704922082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5999327) by changing a digit.

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, 230 + ... + 3471.

It is an arithmetic number, because the mean of its divisors is an integer number (1501161).

Almost surely, 2^5999321 is an apocalyptic number.

It is an amenable number.

5999321 is a deficient number, since it is larger than the sum of its proper divisors (5323).

5999321 is a wasteful number, since it uses less digits than its factorization.

5999321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322.

The product of its digits is 21870, while the sum is 38.

The square root of 5999321 is about 2449.3511385671. The cubic root of 5999321 is about 181.7052044419.

The spelling of 5999321 in words is "five million, nine hundred ninety-nine thousand, three hundred twenty-one".