3852216 has 24 divisors (see below), whose sum is σ = 10433280. Its totient is φ = 1284048.

The previous prime is 3852209. The next prime is 3852221. The reversal of 3852216 is 6122583.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×3852216² = 29679136221312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3852216.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 26680 + ... + 26823.

It is an arithmetic number, because the mean of its divisors is an integer number (434720).

Almost surely, 2^3852216 is an apocalyptic number.

3852216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3852216 is an abundant number, since it is smaller than the sum of its proper divisors (6581064).

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

3852216 is a wasteful number, since it uses less digits than its factorization.

3852216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53515 (or 53508 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3852216 is about 1962.7062948898. The cubic root of 3852216 is about 156.7605855049.

Adding to 3852216 its reverse (6122583), we get a palindrome (9974799).

It can be divided in two parts, 385 and 2216, that added together give a square (2601 = 51²).

The spelling of 3852216 in words is "three million, eight hundred fifty-two thousand, two hundred sixteen".