3862216 has 16 divisors (see below), whose sum is σ = 7379100. Its totient is φ = 1894464.

The previous prime is 3862193. The next prime is 3862219. The reversal of 3862216 is 6122683.

It can be written as a sum of positive squares in 2 ways, for example, as 3818116 + 44100 = 1954^2 + 210^2 .

It is not an unprimeable number, because it can be changed into a prime (3862219) 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 3 ways as a sum of consecutive naturals, for example, 4131 + ... + 4978.

Almost surely, 2^3862216 is an apocalyptic number.

It is an amenable number.

3862216 is a deficient number, since it is larger than the sum of its proper divisors (3516884).

3862216 is a wasteful number, since it uses less digits than its factorization.

3862216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9168 (or 9164 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 3862216 is about 1965.2521466723. The cubic root of 3862216 is about 156.8961136749.

Adding to 3862216 its reverse (6122683), we get a palindrome (9984899).

The spelling of 3862216 in words is "three million, eight hundred sixty-two thousand, two hundred sixteen".