5578609 has 8 divisors (see below), whose sum is σ = 5940000. Its totient is φ = 5224032.

The previous prime is 5578589. The next prime is 5578613. The reversal of 5578609 is 9068755.

It is a happy number.

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 5578609 - 2⁵ = 5578577 is a prime.

It is a super-2 number, since 2×5578609² = 62241756749762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5578619) 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 7 ways as a sum of consecutive naturals, for example, 42 + ... + 3340.

It is an arithmetic number, because the mean of its divisors is an integer number (742500).

Almost surely, 2^5578609 is an apocalyptic number.

It is an amenable number.

5578609 is a deficient number, since it is larger than the sum of its proper divisors (361391).

5578609 is a wasteful number, since it uses less digits than its factorization.

5578609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 5578609 is about 2361.9079152245. The cubic root of 5578609 is about 177.3544028552.

The spelling of 5578609 in words is "five million, five hundred seventy-eight thousand, six hundred nine".