5656605 has 16 divisors (see below), whose sum is σ = 9119040. Its totient is φ = 2994048.

The previous prime is 5656603. The next prime is 5656619. The reversal of 5656605 is 5066565.

It is not a de Polignac number, because 5656605 - 2¹ = 5656603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 729 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (569940).

Almost surely, 2^5656605 is an apocalyptic number.

It is an amenable number.

5656605 is a deficient number, since it is larger than the sum of its proper divisors (3462435).

5656605 is a wasteful number, since it uses less digits than its factorization.

5656605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 5656605 is about 2378.3618311771. The cubic root of 5656605 is about 178.1771266339.

The spelling of 5656605 in words is "five million, six hundred fifty-six thousand, six hundred five".