2656448 has 14 divisors (see below), whose sum is σ = 5271516. Its totient is φ = 1328192.

The previous prime is 2656441. The next prime is 2656453. The reversal of 2656448 is 8446562.

It is not an unprimeable number, because it can be changed into a prime (2656441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20690 + ... + 20817.

2^2656448 is an apocalyptic number.

It is an amenable number.

2656448 is a deficient number, since it is larger than the sum of its proper divisors (2615068).

2656448 is an equidigital number, since it uses as much as digits as its factorization.

2656448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41519 (or 41509 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 2656448 is about 1629.8613437958. The cubic root of 2656448 is about 138.4948974387.

The spelling of 2656448 in words is "two million, six hundred fifty-six thousand, four hundred forty-eight".