12245456 has 20 divisors (see below), whose sum is σ = 24081792. Its totient is φ = 6030816.

The previous prime is 12245437. The next prime is 12245461. The reversal of 12245456 is 65454221.

It is a congruent number.

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, 4640 + ... + 6783.

Almost surely, 2^12245456 is an apocalyptic number.

12245456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12245456 is a deficient number, since it is larger than the sum of its proper divisors (11836336).

12245456 is a wasteful number, since it uses less digits than its factorization.

12245456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11498 (or 11492 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 12245456 is about 3499.3507969336. The cubic root of 12245456 is about 230.4933079180.

Adding to 12245456 its reverse (65454221), we get a palindrome (77699677).

The spelling of 12245456 in words is "twelve million, two hundred forty-five thousand, four hundred fifty-six".