3828942447 has 32 divisors (see below), whose sum is σ = 5729256960. Its totient is φ = 2254158720.

The previous prime is 3828942437. The next prime is 3828942449. The reversal of 3828942447 is 7442498283.

3828942447 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3828942447 - 2¹⁰ = 3828941423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3828942447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3828942449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 863478 + ... + 867900.

It is an arithmetic number, because the mean of its divisors is an integer number (179039280).

Almost surely, 2^3828942447 is an apocalyptic number.

3828942447 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3828942447 is a deficient number, since it is larger than the sum of its proper divisors (1900314513).

3828942447 is a wasteful number, since it uses less digits than its factorization.

3828942447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183.

The product of its digits is 3096576, while the sum is 51.

The square root of 3828942447 is about 61878.4489705422. The cubic root of 3828942447 is about 1564.4425261154.

The spelling of 3828942447 in words is "three billion, eight hundred twenty-eight million, nine hundred forty-two thousand, four hundred forty-seven".