4043442102 has 64 divisors (see below), whose sum is σ = 9577612800. Its totient is φ = 1113477120.

The previous prime is 4043442089. The next prime is 4043442107. The reversal of 4043442102 is 2012443404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043442107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 778149 + ... + 783327.

It is an arithmetic number, because the mean of its divisors is an integer number (149650200).

Almost surely, 2^4043442102 is an apocalyptic number.

4043442102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4043442102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4788806400).

4043442102 is an abundant number, since it is smaller than the sum of its proper divisors (5534170698).

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

4043442102 is a wasteful number, since it uses less digits than its factorization.

4043442102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5861.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4043442102 is about 63588.0657199132. The cubic root of 4043442102 is about 1593.1270425061.

Adding to 4043442102 its reverse (2012443404), we get a palindrome (6055885506).

The spelling of 4043442102 in words is "four billion, forty-three million, four hundred forty-two thousand, one hundred two".