3448621056 has 96 divisors (see below), whose sum is σ = 9224560800. Its totient is φ = 1145733120.

The previous prime is 3448621051. The next prime is 3448621073. The reversal of 3448621056 is 6501268443.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (3448621051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2327836 + ... + 2329316.

It is an arithmetic number, because the mean of its divisors is an integer number (96089175).

Almost surely, 2^3448621056 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 3448621056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4612280400).

3448621056 is an abundant number, since it is smaller than the sum of its proper divisors (5775939744).

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

3448621056 is a wasteful number, since it uses less digits than its factorization.

3448621056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885 (or 1865 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 3448621056 is about 58724.9610983268. The cubic root of 3448621056 is about 1510.8284645775.

Adding to 3448621056 its reverse (6501268443), we get a palindrome (9949889499).

The spelling of 3448621056 in words is "three billion, four hundred forty-eight million, six hundred twenty-one thousand, fifty-six".