3421028016 has 120 divisors (see below), whose sum is σ = 10990796544. Its totient is φ = 973065600.

The previous prime is 3421027991. The next prime is 3421028021. The reversal of 3421028016 is 6108201243.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 221341 + ... + 236291.

Almost surely, 2^3421028016 is an apocalyptic number.

3421028016 is a gapful number since it is divisible by the number (36) 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 3421028016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5495398272).

3421028016 is an abundant number, since it is smaller than the sum of its proper divisors (7569768528).

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

3421028016 is a wasteful number, since it uses less digits than its factorization.

3421028016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15199 (or 15190 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 3421028016 is about 58489.5547598031. The cubic root of 3421028016 is about 1506.7881992271.

Adding to 3421028016 its reverse (6108201243), we get a palindrome (9529229259).

It can be divided in two parts, 34210 and 28016, that added together give a palindrome (62226).

The spelling of 3421028016 in words is "three billion, four hundred twenty-one million, twenty-eight thousand, sixteen".