3423454720 has 160 divisors (see below), whose sum is σ = 9513016128. Its totient is φ = 1157234688.

The previous prime is 3423454717. The next prime is 3423454729. The reversal of 3423454720 is 274543243.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3423454729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306852 + ... + 1309468.

Almost surely, 2^3423454720 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 3423454720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4756508064).

3423454720 is an abundant number, since it is smaller than the sum of its proper divisors (6089561408).

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

3423454720 is an equidigital number, since it uses as much as digits as its factorization.

3423454720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2720 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

The square root of 3423454720 is about 58510.2958461158. The cubic root of 3423454720 is about 1507.1443947613.

Adding to 3423454720 its reverse (274543243), we get a palindrome (3697997963).

The spelling of 3423454720 in words is "three billion, four hundred twenty-three million, four hundred fifty-four thousand, seven hundred twenty".