12633028 has 6 divisors (see below), whose sum is σ = 22107806. Its totient is φ = 6316512.

The previous prime is 12633017. The next prime is 12633029. The reversal of 12633028 is 82033621.

It can be written as a sum of positive squares in only one way, i.e., 11235904 + 1397124 = 3352^2 + 1182^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12632993 and 12633011.

It is not an unprimeable number, because it can be changed into a prime (12633029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579125 + ... + 1579132.

Almost surely, 2^12633028 is an apocalyptic number.

It is an amenable number.

12633028 is a deficient number, since it is larger than the sum of its proper divisors (9474778).

12633028 is a wasteful number, since it uses less digits than its factorization.

12633028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158261 (or 3158259 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12633028 is about 3554.2971175747. The cubic root of 12633028 is about 232.8998200115.

Adding to 12633028 its reverse (82033621), we get a palindrome (94666649).

The spelling of 12633028 in words is "twelve million, six hundred thirty-three thousand, twenty-eight".