5656320 has 108 divisors (see below), whose sum is σ = 19610136. Its totient is φ = 1505280.

The previous prime is 5656307. The next prime is 5656379. The reversal of 5656320 is 236565.

5656320 is a `hidden beast` number, since 5 + 656 + 3 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11275 + ... + 11765.

Almost surely, 2^5656320 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 5656320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9805068).

5656320 is an abundant number, since it is smaller than the sum of its proper divisors (13953816).

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

5656320 is a wasteful number, since it uses less digits than its factorization.

5656320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 501 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 5656320 is about 2378.3019152328. The cubic root of 5656320 is about 178.1741341833.

The spelling of 5656320 in words is "five million, six hundred fifty-six thousand, three hundred twenty".