2104216 has 16 divisors (see below), whose sum is σ = 3994200. Its totient is φ = 1039104.

The previous prime is 2104213. The next prime is 2104217. The reversal of 2104216 is 6124012.

It is a self number, because there is not a number n which added to its sum of digits gives 2104216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921 + ... + 2248.

2^2104216 is an apocalyptic number.

It is an amenable number.

2104216 is a deficient number, since it is larger than the sum of its proper divisors (1889984).

2104216 is a wasteful number, since it uses less digits than its factorization.

2104216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258 (or 3254 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2104216 is about 1450.5916034501. The cubic root of 2104216 is about 128.1435563843.

Adding to 2104216 its reverse (6124012), we get a palindrome (8228228).

The spelling of 2104216 in words is "two million, one hundred four thousand, two hundred sixteen".