3844827920 has 20 divisors (see below), whose sum is σ = 8939225100. Its totient is φ = 1537931136.

The previous prime is 3844827887. The next prime is 3844827923. The reversal of 3844827920 is 297284483.

It can be written as a sum of positive squares in 2 ways, for example, as 678289936 + 3166537984 = 26044^2 + 56272^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3844827923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24030095 + ... + 24030254.

It is an arithmetic number, because the mean of its divisors is an integer number (446961255).

Almost surely, 2^3844827920 is an apocalyptic number.

It is an amenable number.

3844827920 is an abundant number, since it is smaller than the sum of its proper divisors (5094397180).

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

3844827920 is a wasteful number, since it uses less digits than its factorization.

3844827920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48060362 (or 48060356 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 3844827920 is about 62006.6764147217. The cubic root of 3844827920 is about 1566.6030548087.

The spelling of 3844827920 in words is "three billion, eight hundred forty-four million, eight hundred twenty-seven thousand, nine hundred twenty".