4233144421 has 8 divisors (see below), whose sum is σ = 4663699488. Its totient is φ = 3810210000.

The previous prime is 4233144401. The next prime is 4233144437. The reversal of 4233144421 is 1244413324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4233144421 - 2²⁷ = 4098926693 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4233144421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4233144401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1903995 + ... + 1906216.

It is an arithmetic number, because the mean of its divisors is an integer number (582962436).

Almost surely, 2^4233144421 is an apocalyptic number.

It is an amenable number.

4233144421 is a deficient number, since it is larger than the sum of its proper divisors (430555067).

4233144421 is a wasteful number, since it uses less digits than its factorization.

4233144421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810323.

The product of its digits is 9216, while the sum is 28.

The square root of 4233144421 is about 65062.6192294777. The cubic root of 4233144421 is about 1617.6616700122.

Adding to 4233144421 its reverse (1244413324), we get a palindrome (5477557745).

The spelling of 4233144421 in words is "four billion, two hundred thirty-three million, one hundred forty-four thousand, four hundred twenty-one".