5816640 has 112 divisors (see below), whose sum is σ = 18946368. Its totient is φ = 1511424.

The previous prime is 5816639. The next prime is 5816647. The reversal of 5816640 is 466185.

5816640 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5816598 and 5816607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5816647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70039 + ... + 70121.

It is an arithmetic number, because the mean of its divisors is an integer number (169164).

Almost surely, 2^5816640 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 5816640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9473184).

5816640 is an abundant number, since it is smaller than the sum of its proper divisors (13129728).

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

5816640 is a wasteful number, since it uses less digits than its factorization.

5816640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 5816640 is about 2411.7711334204. The cubic root of 5816640 is about 179.8418363731.

The spelling of 5816640 in words is "five million, eight hundred sixteen thousand, six hundred forty".