3821219226 has 48 divisors (see below), whose sum is σ = 9366503328. Its totient is φ = 1157943600.

The previous prime is 3821219221. The next prime is 3821219243. The reversal of 3821219226 is 6229121283.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3821219221) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 352045 + ... + 362736.

It is an arithmetic number, because the mean of its divisors is an integer number (195135486).

Almost surely, 2^3821219226 is an apocalyptic number.

3821219226 is an abundant number, since it is smaller than the sum of its proper divisors (5545284102).

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

3821219226 is a wasteful number, since it uses less digits than its factorization.

3821219226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714809 (or 714797 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 3821219226 is about 61816.0110812725. The cubic root of 3821219226 is about 1563.3899579975.

The spelling of 3821219226 in words is "three billion, eight hundred twenty-one million, two hundred nineteen thousand, two hundred twenty-six".