5978609 has 8 divisors (see below), whose sum is σ = 7358400. Its totient is φ = 4730256.

The previous prime is 5978603. The next prime is 5978617. The reversal of 5978609 is 9068795.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5978609 - 2²⁰ = 4930033 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5978609.

It is not an unprimeable number, because it can be changed into a prime (5978603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32759 + ... + 32940.

It is an arithmetic number, because the mean of its divisors is an integer number (919800).

Almost surely, 2^5978609 is an apocalyptic number.

It is an amenable number.

5978609 is a deficient number, since it is larger than the sum of its proper divisors (1379791).

5978609 is a wasteful number, since it uses less digits than its factorization.

5978609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65719.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 5978609 is about 2445.1194244863. The cubic root of 5978609 is about 181.4958575553.

The spelling of 5978609 in words is "five million, nine hundred seventy-eight thousand, six hundred nine".