12610216 has 8 divisors (see below), whose sum is σ = 23644170. Its totient is φ = 6305104.

The previous prime is 12610207. The next prime is 12610231. The reversal of 12610216 is 61201621.

It can be written as a sum of positive squares in only one way, i.e., 12574116 + 36100 = 3546^2 + 190^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12610193 and 12610202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 788131 + ... + 788146.

Almost surely, 2^12610216 is an apocalyptic number.

It is an amenable number.

12610216 is a deficient number, since it is larger than the sum of its proper divisors (11033954).

12610216 is a wasteful number, since it uses less digits than its factorization.

12610216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576283 (or 1576279 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 12610216 is about 3551.0865942694. The cubic root of 12610216 is about 232.7595498187.

Adding to 12610216 its reverse (61201621), we get a palindrome (73811837).

The spelling of 12610216 in words is "twelve million, six hundred ten thousand, two hundred sixteen".