3443920320 has 112 divisors (see below), whose sum is σ = 11088672768. Its totient is φ = 905425920.

The previous prime is 3443920309. The next prime is 3443920351. The reversal of 3443920320 is 230293443.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42897 + ... + 93423.

Almost surely, 2^3443920320 is an apocalyptic number.

3443920320 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 3443920320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5544336384).

3443920320 is an abundant number, since it is smaller than the sum of its proper divisors (7644752448).

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

3443920320 is a wasteful number, since it uses less digits than its factorization.

3443920320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50618 (or 50608 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 3443920320 is about 58684.9241287743. The cubic root of 3443920320 is about 1510.1416939385.

The spelling of 3443920320 in words is "three billion, four hundred forty-three million, nine hundred twenty thousand, three hundred twenty".