2656444 has 12 divisors (see below), whose sum is σ = 5312944. Its totient is φ = 1138464.

The previous prime is 2656441. The next prime is 2656453. The reversal of 2656444 is 4446562.

2656444 is an admirable number.

It is a plaindrome in base 16.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 47409 + ... + 47464.

2^2656444 is an apocalyptic number.

It is an amenable number.

2656444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2656444 is a wasteful number, since it uses less digits than its factorization.

2656444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94884 (or 94882 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 2656444 is about 1629.8601166971. The cubic root of 2656444 is about 138.4948279249.

The spelling of 2656444 in words is "two million, six hundred fifty-six thousand, four hundred forty-four".