12618832 has 10 divisors (see below), whose sum is σ = 24449018. Its totient is φ = 6309408.

The previous prime is 12618817. The next prime is 12618841. The reversal of 12618832 is 23881621.

It can be written as a sum of positive squares in only one way, i.e., 9024016 + 3594816 = 3004^2 + 1896^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12618794 and 12618803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394323 + ... + 394354.

Almost surely, 2^12618832 is an apocalyptic number.

It is an amenable number.

12618832 is a deficient number, since it is larger than the sum of its proper divisors (11830186).

12618832 is an equidigital number, since it uses as much as digits as its factorization.

12618832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788685 (or 788679 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 12618832 is about 3552.2995369197. The cubic root of 12618832 is about 232.8125491674.

The spelling of 12618832 in words is "twelve million, six hundred eighteen thousand, eight hundred thirty-two".