12783308 has 24 divisors (see below), whose sum is σ = 23919840. Its totient is φ = 5962880.

The previous prime is 12783307. The next prime is 12783319. The reversal of 12783308 is 80338721.

It is not an unprimeable number, because it can be changed into a prime (12783307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078 + ... + 5466.

It is an arithmetic number, because the mean of its divisors is an integer number (996660).

Almost surely, 2^12783308 is an apocalyptic number.

It is an amenable number.

12783308 is a deficient number, since it is larger than the sum of its proper divisors (11136532).

12783308 is a wasteful number, since it uses less digits than its factorization.

12783308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3457 (or 3455 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 12783308 is about 3575.3752250638. The cubic root of 12783308 is about 233.8196921079.

The spelling of 12783308 in words is "twelve million, seven hundred eighty-three thousand, three hundred eight".