5609979 has 10 divisors (see below), whose sum is σ = 8380460. Its totient is φ = 3739932.

The previous prime is 5609957. The next prime is 5609993. The reversal of 5609979 is 9799065.

It is not a de Polignac number, because 5609979 - 2¹³ = 5601787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5609939) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34549 + ... + 34710.

It is an arithmetic number, because the mean of its divisors is an integer number (838046).

Almost surely, 2^5609979 is an apocalyptic number.

5609979 is a deficient number, since it is larger than the sum of its proper divisors (2770481).

5609979 is an equidigital number, since it uses as much as digits as its factorization.

5609979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69271 (or 69262 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 45.

The square root of 5609979 is about 2368.5394233578. The cubic root of 5609979 is about 177.6862186374.

The spelling of 5609979 in words is "five million, six hundred nine thousand, nine hundred seventy-nine".