3821338956 has 24 divisors (see below), whose sum is σ = 9304130304. Its totient is φ = 1218397840.

The previous prime is 3821338909. The next prime is 3821338981. The reversal of 3821338956 is 6598331283.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6922440 + ... + 6922991.

It is an arithmetic number, because the mean of its divisors is an integer number (387672096).

Almost surely, 2^3821338956 is an apocalyptic number.

It is an amenable number.

3821338956 is an abundant number, since it is smaller than the sum of its proper divisors (5482791348).

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

3821338956 is a wasteful number, since it uses less digits than its factorization.

3821338956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13845461 (or 13845459 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 3821338956 is about 61816.9795121049. The cubic root of 3821338956 is about 1563.4062863571.

The spelling of 3821338956 in words is "three billion, eight hundred twenty-one million, three hundred thirty-eight thousand, nine hundred fifty-six".