3840912 has 80 divisors (see below), whose sum is σ = 11695680. Its totient is φ = 1202688.

The previous prime is 3840911. The next prime is 3840913. The reversal of 3840912 is 2190483.

3840912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3840911) and next prime (3840913).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3840911) 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, 7083 + ... + 7605.

It is an arithmetic number, because the mean of its divisors is an integer number (146196).

Almost surely, 2^3840912 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 3840912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5847840).

3840912 is an abundant number, since it is smaller than the sum of its proper divisors (7854768).

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

3840912 is a wasteful number, since it uses less digits than its factorization.

3840912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3840912 is about 1959.8244819371. The cubic root of 3840912 is about 156.6071017463.

The spelling of 3840912 in words is "three million, eight hundred forty thousand, nine hundred twelve".