3448326720 has 224 divisors, whose sum is σ = 11649456000. Its totient is φ = 861732864.

The previous prime is 3448326709. The next prime is 3448326779. The reversal of 3448326720 is 276238443.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1768306 + ... + 1770254.

It is an arithmetic number, because the mean of its divisors is an integer number (52006500).

Almost surely, 2^3448326720 is an apocalyptic number.

3448326720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3448326720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5824728000).

3448326720 is an abundant number, since it is smaller than the sum of its proper divisors (8201129280).

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

3448326720 is a wasteful number, since it uses less digits than its factorization.

3448326720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The square root of 3448326720 is about 58722.4549895523. The cubic root of 3448326720 is about 1510.7854808408.

The spelling of 3448326720 in words is "three billion, four hundred forty-eight million, three hundred twenty-six thousand, seven hundred twenty".