12276028 has 6 divisors (see below), whose sum is σ = 21483056. Its totient is φ = 6138012.

The previous prime is 12276007. The next prime is 12276049. The reversal of 12276028 is 82067221.

It is an interprime number because it is at equal distance from previous prime (12276007) and next prime (12276049).

It is a junction number, because it is equal to n+sod(n) for n = 12275987 and 12276005.

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 as a sum of consecutive naturals, namely, 1534500 + ... + 1534507.

Almost surely, 2^12276028 is an apocalyptic number.

It is an amenable number.

12276028 is a deficient number, since it is larger than the sum of its proper divisors (9207028).

12276028 is a wasteful number, since it uses less digits than its factorization.

12276028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069011 (or 3069009 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 12276028 is about 3503.7163127171. The cubic root of 12276028 is about 230.6849650060.

The spelling of 12276028 in words is "twelve million, two hundred seventy-six thousand, twenty-eight".