5724656 has 40 divisors (see below), whose sum is σ = 12856320. Its totient is φ = 2418624.

The previous prime is 5724613. The next prime is 5724661. The reversal of 5724656 is 6564275.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8525 + ... + 9171.

It is an arithmetic number, because the mean of its divisors is an integer number (321408).

Almost surely, 2^5724656 is an apocalyptic number.

5724656 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 5724656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6428160).

5724656 is an abundant number, since it is smaller than the sum of its proper divisors (7131664).

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

5724656 is a wasteful number, since it uses less digits than its factorization.

5724656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741 (or 735 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 5724656 is about 2392.6253363199. The cubic root of 5724656 is about 178.8887920704. Note that the first 3 decimals are identical.

The spelling of 5724656 in words is "five million, seven hundred twenty-four thousand, six hundred fifty-six".