12444772 has 24 divisors (see below), whose sum is σ = 23038400. Its totient is φ = 5865696.

The previous prime is 12444767. The next prime is 12444787. The reversal of 12444772 is 27744421.

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 7 ways as a sum of consecutive naturals, for example, 28129 + ... + 28567.

Almost surely, 2^12444772 is an apocalyptic number.

It is an amenable number.

12444772 is a deficient number, since it is larger than the sum of its proper divisors (10593628).

12444772 is a wasteful number, since it uses less digits than its factorization.

12444772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835 (or 833 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 12444772 is about 3527.7148410834. The cubic root of 12444772 is about 231.7371428410.

The spelling of 12444772 in words is "twelve million, four hundred forty-four thousand, seven hundred seventy-two".