4433421000 has 64 divisors (see below), whose sum is σ = 13832282880. Its totient is φ = 1182244800.

The previous prime is 4433420921. The next prime is 4433421001. The reversal of 4433421000 is 1243344.

It is not an unprimeable number, because it can be changed into a prime (4433421001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735904 + ... + 741903.

It is an arithmetic number, because the mean of its divisors is an integer number (216129420).

Almost surely, 2^4433421000 is an apocalyptic number.

4433421000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4433421000 is an abundant number, since it is smaller than the sum of its proper divisors (9398861880).

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

4433421000 is a wasteful number, since it uses less digits than its factorization.

4433421000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477831 (or 1477817 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4433421000 is about 66583.9395049587. The cubic root of 4433421000 is about 1642.7809499275.

Adding to 4433421000 its reverse (1243344), we get a palindrome (4434664344).

The spelling of 4433421000 in words is "four billion, four hundred thirty-three million, four hundred twenty-one thousand".