5655609 has 32 divisors (see below), whose sum is σ = 8985600. Its totient is φ = 3507840.

The previous prime is 5655607. The next prime is 5655619. The reversal of 5655609 is 9065565.

It is not a de Polignac number, because 5655609 - 2¹ = 5655607 is a prime.

It is a house number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5655607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24157 + ... + 24389.

It is an arithmetic number, because the mean of its divisors is an integer number (280800).

Almost surely, 2^5655609 is an apocalyptic number.

It is an amenable number.

5655609 is a deficient number, since it is larger than the sum of its proper divisors (3329991).

5655609 is a wasteful number, since it uses less digits than its factorization.

5655609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 5655609 is about 2378.1524341387. The cubic root of 5655609 is about 178.1666683682.

The spelling of 5655609 in words is "five million, six hundred fifty-five thousand, six hundred nine".