3860040444 has 36 divisors (see below), whose sum is σ = 9752888376. Its totient is φ = 1187704128.

The previous prime is 3860040421. The next prime is 3860040461. The reversal of 3860040444 is 4440400683.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 949659 + ... + 953714.

It is an arithmetic number, because the mean of its divisors is an integer number (270913566).

Almost surely, 2^3860040444 is an apocalyptic number.

It is an amenable number.

3860040444 is an abundant number, since it is smaller than the sum of its proper divisors (5892847932).

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

3860040444 is a wasteful number, since it uses less digits than its factorization.

3860040444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903406 (or 1903391 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 3860040444 is about 62129.2237517901. The cubic root of 3860040444 is about 1568.6664869136. Note that the first 3 decimals are identical.

The spelling of 3860040444 in words is "three billion, eight hundred sixty million, forty thousand, four hundred forty-four".