3846040240 has 80 divisors (see below), whose sum is σ = 10387103040. Its totient is φ = 1297013760.

The previous prime is 3846040229. The next prime is 3846040321. The reversal of 3846040240 is 420406483.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22135 + ... + 90454.

It is an arithmetic number, because the mean of its divisors is an integer number (129838788).

Almost surely, 2^3846040240 is an apocalyptic number.

It is an amenable number.

3846040240 is an abundant number, since it is smaller than the sum of its proper divisors (6541062800).

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

3846040240 is a wasteful number, since it uses less digits than its factorization.

3846040240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112670 (or 112664 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 3846040240 is about 62016.4513657465. The cubic root of 3846040240 is about 1566.7676937014.

The spelling of 3846040240 in words is "three billion, eight hundred forty-six million, forty thousand, two hundred forty".