12400204 has 12 divisors (see below), whose sum is σ = 22229928. Its totient is φ = 6048800.

The previous prime is 12400183. The next prime is 12400231. The reversal of 12400204 is 40200421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37642 + ... + 37969.

It is an arithmetic number, because the mean of its divisors is an integer number (1852494).

Almost surely, 2^12400204 is an apocalyptic number.

It is an amenable number.

12400204 is a deficient number, since it is larger than the sum of its proper divisors (9829724).

12400204 is a wasteful number, since it uses less digits than its factorization.

12400204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75656 (or 75654 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 12400204 is about 3521.3923382662. The cubic root of 12400204 is about 231.4601747364.

Adding to 12400204 its reverse (40200421), we get a palindrome (52600625).

The spelling of 12400204 in words is "twelve million, four hundred thousand, two hundred four".