12328878 has 16 divisors (see below), whose sum is σ = 24731856. Its totient is φ = 4097280.

The previous prime is 12328873. The next prime is 12328907. The reversal of 12328878 is 87882321.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12328873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793 + ... + 5028.

It is an arithmetic number, because the mean of its divisors is an integer number (1545741).

Almost surely, 2^12328878 is an apocalyptic number.

12328878 is an abundant number, since it is smaller than the sum of its proper divisors (12402978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12328878 is a wasteful number, since it uses less digits than its factorization.

12328878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6179.

The product of its digits is 43008, while the sum is 39.

The square root of 12328878 is about 3511.2502046992. The cubic root of 12328878 is about 231.0155346461.

The spelling of 12328878 in words is "twelve million, three hundred twenty-eight thousand, eight hundred seventy-eight".