3828216 has 32 divisors (see below), whose sum is σ = 10938240. Its totient is φ = 1093728.

The previous prime is 3828169. The next prime is 3828217. The reversal of 3828216 is 6128283.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3828217) by changing a digit.

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, 11226 + ... + 11561.

It is an arithmetic number, because the mean of its divisors is an integer number (341820).

Almost surely, 2^3828216 is an apocalyptic number.

It is an amenable number.

3828216 is an abundant number, since it is smaller than the sum of its proper divisors (7110024).

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

3828216 is a wasteful number, since it uses less digits than its factorization.

3828216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22803 (or 22799 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 3828216 is about 1956.5827352811. The cubic root of 3828216 is about 156.4343581783.

The spelling of 3828216 in words is "three million, eight hundred twenty-eight thousand, two hundred sixteen".