4436621896 has 48 divisors (see below), whose sum is σ = 9703497600. Its totient is φ = 1896166944.

The previous prime is 4436621881. The next prime is 4436621929. The reversal of 4436621896 is 6981266344.

It is a super-2 number, since 2×4436621896² = 39367227696133269632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

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 11 ways as a sum of consecutive naturals, for example, 128445 + ... + 159283.

It is an arithmetic number, because the mean of its divisors is an integer number (202156200).

Almost surely, 2^4436621896 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 4436621896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4851748800).

4436621896 is an abundant number, since it is smaller than the sum of its proper divisors (5266875704).

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

4436621896 is a wasteful number, since it uses less digits than its factorization.

4436621896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31226 (or 31215 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The square root of 4436621896 is about 66607.9717151033. The cubic root of 4436621896 is about 1643.1762132375.

The spelling of 4436621896 in words is "four billion, four hundred thirty-six million, six hundred twenty-one thousand, eight hundred ninety-six".