3452421344 has 72 divisors (see below), whose sum is σ = 7024653720. Its totient is φ = 1669754112.

The previous prime is 3452421341. The next prime is 3452421397. The reversal of 3452421344 is 4431242543.

3452421344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 3452421344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3452421341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11782862 + ... + 11783154.

It is an arithmetic number, because the mean of its divisors is an integer number (97564635).

Almost surely, 2^3452421344 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 3452421344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3512326860).

3452421344 is an abundant number, since it is smaller than the sum of its proper divisors (3572232376).

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

3452421344 is an equidigital number, since it uses as much as digits as its factorization.

3452421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 433 counting only the distinct ones).

The product of its digits is 46080, while the sum is 32.

The square root of 3452421344 is about 58757.3088560053. The cubic root of 3452421344 is about 1511.3832250124.

Adding to 3452421344 its reverse (4431242543), we get a palindrome (7883663887).

The spelling of 3452421344 in words is "three billion, four hundred fifty-two million, four hundred twenty-one thousand, three hundred forty-four".