5318656 has 72 divisors (see below), whose sum is σ = 12604410. Its totient is φ = 2236416.

The previous prime is 5318653. The next prime is 5318657. The reversal of 5318656 is 6568135.

It can be written as a sum of positive squares in only one way, i.e., 4064256 + 1254400 = 2016^2 + 1120^2 .

It is not an unprimeable number, because it can be changed into a prime (5318653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100326 + ... + 100378.

Almost surely, 2^5318656 is an apocalyptic number.

5318656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5318656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6302205).

5318656 is an abundant number, since it is smaller than the sum of its proper divisors (7285754).

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

5318656 is an equidigital number, since it uses as much as digits as its factorization.

5318656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 62 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 5318656 is about 2306.2211515811. The cubic root of 5318656 is about 174.5556728025. Note that the first 3 decimals are identical.

The spelling of 5318656 in words is "five million, three hundred eighteen thousand, six hundred fifty-six".