5979643 has 4 divisors (see below), whose sum is σ = 6046920. Its totient is φ = 5912368.

The previous prime is 5979629. The next prime is 5979653. The reversal of 5979643 is 3469795.

5979643 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.

It is a cyclic number.

It is not a de Polignac number, because 5979643 - 2⁹ = 5979131 is a prime.

It is a super-2 number, since 2×5979643² = 71512260814898, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 5979643.

It is not an unprimeable number, because it can be changed into a prime (5979613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33505 + ... + 33682.

It is an arithmetic number, because the mean of its divisors is an integer number (1511730).

Almost surely, 2^5979643 is an apocalyptic number.

5979643 is a deficient number, since it is larger than the sum of its proper divisors (67277).

5979643 is an equidigital number, since it uses as much as digits as its factorization.

5979643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67276.

The product of its digits is 204120, while the sum is 43.

The square root of 5979643 is about 2445.3308569599. The cubic root of 5979643 is about 181.5063201841.

The spelling of 5979643 in words is "five million, nine hundred seventy-nine thousand, six hundred forty-three".