3840040704 has 72 divisors (see below), whose sum is σ = 10231708032. Its totient is φ = 1278561280.

The previous prime is 3840040703. The next prime is 3840040741. The reversal of 3840040704 is 4070400483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840040703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835597 + ... + 840179.

It is an arithmetic number, because the mean of its divisors is an integer number (142107056).

Almost surely, 2^3840040704 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 3840040704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5115854016).

3840040704 is an abundant number, since it is smaller than the sum of its proper divisors (6391667328).

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

3840040704 is a wasteful number, since it uses less digits than its factorization.

3840040704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5693 (or 5679 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 3840040704 is about 61968.0619674361. The cubic root of 3840040704 is about 1565.9525894609.

The spelling of 3840040704 in words is "three billion, eight hundred forty million, forty thousand, seven hundred four".