3671216 has 20 divisors (see below), whose sum is σ = 7235400. Its totient is φ = 1804032.

The previous prime is 3671203. The next prime is 3671219. The reversal of 3671216 is 6121763.

It is not an unprimeable number, because it can be changed into a prime (3671219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001 + ... + 2888.

It is an arithmetic number, because the mean of its divisors is an integer number (361770).

Almost surely, 2^3671216 is an apocalyptic number.

It is an amenable number.

3671216 is a deficient number, since it is larger than the sum of its proper divisors (3564184).

3671216 is a wasteful number, since it uses less digits than its factorization.

3671216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956 (or 3950 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 3671216 is about 1916.0417531985. The cubic root of 3671216 is about 154.2659148935.

Adding to 3671216 its reverse (6121763), we get a palindrome (9792979).

The spelling of 3671216 in words is "three million, six hundred seventy-one thousand, two hundred sixteen".