3860216 has 8 divisors (see below), whose sum is σ = 7237920. Its totient is φ = 1930104.

The previous prime is 3860209. The next prime is 3860221. The reversal of 3860216 is 6120683.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241256 + ... + 241271.

It is an arithmetic number, because the mean of its divisors is an integer number (904740).

Almost surely, 2^3860216 is an apocalyptic number.

It is an amenable number.

3860216 is a deficient number, since it is larger than the sum of its proper divisors (3377704).

3860216 is a wasteful number, since it uses less digits than its factorization.

3860216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482533 (or 482529 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3860216 is about 1964.7432402225. The cubic root of 3860216 is about 156.8690267721.

Adding to 3860216 its reverse (6120683), we get a palindrome (9980899).

The spelling of 3860216 in words is "three million, eight hundred sixty thousand, two hundred sixteen".