12435648 has 56 divisors (see below), whose sum is σ = 33162240. Its totient is φ = 4112640.

The previous prime is 12435629. The next prime is 12435673. The reversal of 12435648 is 84653421.

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, 45753 + ... + 46023.

Almost surely, 2^12435648 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 12435648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16581120).

12435648 is an abundant number, since it is smaller than the sum of its proper divisors (20726592).

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

12435648 is a wasteful number, since it uses less digits than its factorization.

12435648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 515 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 12435648 is about 3526.4214155430. The cubic root of 12435648 is about 231.6804955831.

The spelling of 12435648 in words is "twelve million, four hundred thirty-five thousand, six hundred forty-eight".