12773648 has 40 divisors (see below), whose sum is σ = 26153088. Its totient is φ = 6031872.

The previous prime is 12773627. The next prime is 12773653. The reversal of 12773648 is 84637721.

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, 37736 + ... + 38072.

Almost surely, 2^12773648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12773648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13076544).

12773648 is an abundant number, since it is smaller than the sum of its proper divisors (13379440).

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

12773648 is a wasteful number, since it uses less digits than its factorization.

12773648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 465 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 12773648 is about 3574.0240625939. The cubic root of 12773648 is about 233.7607801943.

The spelling of 12773648 in words is "twelve million, seven hundred seventy-three thousand, six hundred forty-eight".