4043420100 has 144 divisors (see below), whose sum is σ = 13022083200. Its totient is φ = 1076319360.

The previous prime is 4043420099. The next prime is 4043420137. The reversal of 4043420100 is 10243404.

It is a super-2 number, since 2×4043420100² = 32698492210168020000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2150961 + ... + 2152839.

Almost surely, 2^4043420100 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 4043420100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6511041600).

4043420100 is an abundant number, since it is smaller than the sum of its proper divisors (8978663100).

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

4043420100 is a wasteful number, since it uses less digits than its factorization.

4043420100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699 (or 2686 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4043420100 is about 63587.8927155162. The cubic root of 4043420100 is about 1593.1241528852.

Adding to 4043420100 its reverse (10243404), we get a palindrome (4053663504).

The spelling of 4043420100 in words is "four billion, forty-three million, four hundred twenty thousand, one hundred".