12345204 has 24 divisors (see below), whose sum is σ = 30058560. Its totient is φ = 3936064.

The previous prime is 12345191. The next prime is 12345209. The reversal of 12345204 is 40254321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345209) 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, 22089 + ... + 22640.

It is an arithmetic number, because the mean of its divisors is an integer number (1252440).

Almost surely, 2^12345204 is an apocalyptic number.

It is an amenable number.

12345204 is an abundant number, since it is smaller than the sum of its proper divisors (17713356).

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

12345204 is a wasteful number, since it uses less digits than its factorization.

12345204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44759 (or 44757 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12345204 is about 3513.5742485395. The cubic root of 12345204 is about 231.1174605490.

Adding to 12345204 its reverse (40254321), we get a palindrome (52599525).

The spelling of 12345204 in words is "twelve million, three hundred forty-five thousand, two hundred four".