4419481900 has 72 divisors (see below), whose sum is σ = 9725940000. Its totient is φ = 1742906880.

The previous prime is 4419481889. The next prime is 4419481919. The reversal of 4419481900 is 91849144.

It is a super-2 number, since 2×4419481900² = 39063640528855220000, which contains 22 as substring.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5330686 + ... + 5331514.

It is an arithmetic number, because the mean of its divisors is an integer number (135082500).

Almost surely, 2^4419481900 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 4419481900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4862970000).

4419481900 is an abundant number, since it is smaller than the sum of its proper divisors (5306458100).

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

4419481900 is a wasteful number, since it uses less digits than its factorization.

4419481900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531 (or 1524 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 4419481900 is about 66479.1839600939. The cubic root of 4419481900 is about 1641.0574555341.

The spelling of 4419481900 in words is "four billion, four hundred nineteen million, four hundred eighty-one thousand, nine hundred".