3421533544 has 128 divisors (see below), whose sum is σ = 7943443200. Its totient is φ = 1359452160.

The previous prime is 3421533541. The next prime is 3421533559. The reversal of 3421533544 is 4453351243.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3421533541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2867412 + ... + 2868604.

It is an arithmetic number, because the mean of its divisors is an integer number (62058150).

Almost surely, 2^3421533544 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 3421533544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3971721600).

3421533544 is an abundant number, since it is smaller than the sum of its proper divisors (4521909656).

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

3421533544 is a wasteful number, since it uses less digits than its factorization.

3421533544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355 (or 1351 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 3421533544 is about 58493.8761239157. The cubic root of 3421533544 is about 1506.8624153306.

Adding to 3421533544 its reverse (4453351243), we get a palindrome (7874884787).

The spelling of 3421533544 in words is "three billion, four hundred twenty-one million, five hundred thirty-three thousand, five hundred forty-four".