3443333421 has 48 divisors (see below), whose sum is σ = 5148057600. Its totient is φ = 2045266080.

The previous prime is 3443333393. The next prime is 3443333431. The reversal of 3443333421 is 1243333443.

It is not a de Polignac number, because 3443333421 - 2²⁶ = 3376224557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443333431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4788700 + ... + 4789418.

It is an arithmetic number, because the mean of its divisors is an integer number (107251200).

Almost surely, 2^3443333421 is an apocalyptic number.

It is an amenable number.

3443333421 is a deficient number, since it is larger than the sum of its proper divisors (1704724179).

3443333421 is a wasteful number, since it uses less digits than its factorization.

3443333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990 (or 979 counting only the distinct ones).

The product of its digits is 31104, while the sum is 30.

The square root of 3443333421 is about 58679.9234917702. The cubic root of 3443333421 is about 1510.0559049811.

Adding to 3443333421 its reverse (1243333443), we get a palindrome (4686666864).

The spelling of 3443333421 in words is "three billion, four hundred forty-three million, three hundred thirty-three thousand, four hundred twenty-one".