4334689421 has 16 divisors (see below), whose sum is σ = 4645555200. Its totient is φ = 4035561600.

The previous prime is 4334689409. The next prime is 4334689423. The reversal of 4334689421 is 1249864334.

It is a cyclic number.

It is not a de Polignac number, because 4334689421 - 2¹⁴ = 4334673037 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 (4334689423) 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, 244040 + ... + 261198.

It is an arithmetic number, because the mean of its divisors is an integer number (290347200).

Almost surely, 2^4334689421 is an apocalyptic number.

It is an amenable number.

4334689421 is a deficient number, since it is larger than the sum of its proper divisors (310865779).

4334689421 is a wasteful number, since it uses less digits than its factorization.

4334689421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17500.

The product of its digits is 497664, while the sum is 44.

The square root of 4334689421 is about 65838.3582799571. The cubic root of 4334689421 is about 1630.4944641374.

The spelling of 4334689421 in words is "four billion, three hundred thirty-four million, six hundred eighty-nine thousand, four hundred twenty-one".