4334023421 has 12 divisors (see below), whose sum is σ = 5363492832. Its totient is φ = 3429116496.

The previous prime is 4334023403. The next prime is 4334023429. The reversal of 4334023421 is 1243204334.

It is not a de Polignac number, because 4334023421 - 2³⁰ = 3260281597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4334023429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1830611 + ... + 1832976.

It is an arithmetic number, because the mean of its divisors is an integer number (446957736).

Almost surely, 2^4334023421 is an apocalyptic number.

It is an amenable number.

4334023421 is a deficient number, since it is larger than the sum of its proper divisors (1029469411).

4334023421 is a wasteful number, since it uses less digits than its factorization.

4334023421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3663620 (or 3663607 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4334023421 is about 65833.3002438735. The cubic root of 4334023421 is about 1630.4109545071.

Adding to 4334023421 its reverse (1243204334), we get a palindrome (5577227755).

The spelling of 4334023421 in words is "four billion, three hundred thirty-four million, twenty-three thousand, four hundred twenty-one".