12448782 has 32 divisors (see below), whose sum is σ = 27799200. Its totient is φ = 4129344.

The previous prime is 12448771. The next prime is 12448817. The reversal of 12448782 is 28784421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14098 + ... + 14954.

It is an arithmetic number, because the mean of its divisors is an integer number (868725).

Almost surely, 2^12448782 is an apocalyptic number.

12448782 is an abundant number, since it is smaller than the sum of its proper divisors (15350418).

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

12448782 is a wasteful number, since it uses less digits than its factorization.

12448782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137 (or 1131 counting only the distinct ones).

The product of its digits is 28672, while the sum is 36.

The square root of 12448782 is about 3528.2831519026. The cubic root of 12448782 is about 231.7620305649.

The spelling of 12448782 in words is "twelve million, four hundred forty-eight thousand, seven hundred eighty-two".