3421353320 has 128 divisors (see below), whose sum is σ = 9635328000. Its totient is φ = 1062201600.

The previous prime is 3421353311. The next prime is 3421353349. The reversal of 3421353320 is 233531243.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3421353320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 832631 + ... + 836729.

It is an arithmetic number, because the mean of its divisors is an integer number (75276000).

Almost surely, 2^3421353320 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 3421353320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4817664000).

3421353320 is an abundant number, since it is smaller than the sum of its proper divisors (6213974680).

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

3421353320 is a wasteful number, since it uses less digits than its factorization.

3421353320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4399 (or 4395 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 3421353320 is about 58492.3355662945. The cubic root of 3421353320 is about 1506.8359576485.

Adding to 3421353320 its reverse (233531243), we get a palindrome (3654884563).

The spelling of 3421353320 in words is "three billion, four hundred twenty-one million, three hundred fifty-three thousand, three hundred twenty".