3568240 has 80 divisors (see below), whose sum is σ = 9249408. Its totient is φ = 1271808.

The previous prime is 3568237. The next prime is 3568241. The reversal of 3568240 is 428653.

3568240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 3568199 and 3568208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3568241) 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 15 ways as a sum of consecutive naturals, for example, 48844 + ... + 48916.

Almost surely, 2^3568240 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 3568240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4624704).

3568240 is an abundant number, since it is smaller than the sum of its proper divisors (5681168).

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

3568240 is a wasteful number, since it uses less digits than its factorization.

3568240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 3568240 is about 1888.9785599630. The cubic root of 3568240 is about 152.8098510685.

The spelling of 3568240 in words is "three million, five hundred sixty-eight thousand, two hundred forty".