3864320 has 36 divisors (see below), whose sum is σ = 9259320. Its totient is φ = 1545216.

The previous prime is 3864319. The next prime is 3864331. The reversal of 3864320 is 234683.

3864320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3864320.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 230 + ... + 2789.

Almost surely, 2^3864320 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 3864320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4629660).

3864320 is an abundant number, since it is smaller than the sum of its proper divisors (5395000).

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

3864320 is an equidigital number, since it uses as much as digits as its factorization.

3864320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3864320 is about 1965.7873740565. The cubic root of 3864320 is about 156.9245990053.

The spelling of 3864320 in words is "three million, eight hundred sixty-four thousand, three hundred twenty".