5655520 has 48 divisors (see below), whose sum is σ = 14394240. Its totient is φ = 2087424.

The previous prime is 5655511. The next prime is 5655523. The reversal of 5655520 is 255565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655523) 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 7 ways as a sum of consecutive naturals, for example, 721 + ... + 3439.

It is an arithmetic number, because the mean of its divisors is an integer number (299880).

Almost surely, 2^5655520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5655520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7197120).

5655520 is an abundant number, since it is smaller than the sum of its proper divisors (8738720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5655520 is a wasteful number, since it uses less digits than its factorization.

5655520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747 (or 2739 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 5655520 is about 2378.1337220602. The cubic root of 5655520 is about 178.1657337847.

The spelling of 5655520 in words is "five million, six hundred fifty-five thousand, five hundred twenty".