12542204 has 24 divisors (see below), whose sum is σ = 23237760. Its totient is φ = 5906736.

The previous prime is 12542191. The next prime is 12542227. The reversal of 12542204 is 40224521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16889 + ... + 17615.

It is an arithmetic number, because the mean of its divisors is an integer number (968240).

Almost surely, 2^12542204 is an apocalyptic number.

It is an amenable number.

12542204 is a deficient number, since it is larger than the sum of its proper divisors (10695556).

12542204 is a wasteful number, since it uses less digits than its factorization.

12542204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 12542204 is about 3541.4974234072. The cubic root of 12542204 is about 232.3403397623.

Adding to 12542204 its reverse (40224521), we get a palindrome (52766725).

The spelling of 12542204 in words is "twelve million, five hundred forty-two thousand, two hundred four".