12260216 has 16 divisors (see below), whose sum is σ = 23117640. Its totient is φ = 6095520.

The previous prime is 12260197. The next prime is 12260233. The reversal of 12260216 is 61206221.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 2786 + ... + 5681.

Almost surely, 2^12260216 is an apocalyptic number.

It is an amenable number.

12260216 is a deficient number, since it is larger than the sum of its proper divisors (10857424).

12260216 is a wasteful number, since it uses less digits than its factorization.

12260216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8654 (or 8650 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12260216 is about 3501.4591244223. The cubic root of 12260216 is about 230.5858787254.

Adding to 12260216 its reverse (61206221), we get a palindrome (73466437).

The spelling of 12260216 in words is "twelve million, two hundred sixty thousand, two hundred sixteen".