3443213381 has 8 divisors (see below), whose sum is σ = 3501275904. Its totient is φ = 3385203120.

The previous prime is 3443213363. The next prime is 3443213393. The reversal of 3443213381 is 1833123443.

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 3443213381 - 2¹⁴ = 3443196997 is a prime.

It is a super-2 number, since 2×3443213381² = 23711436774194902322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443213351) 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, 133520 + ... + 157206.

It is an arithmetic number, because the mean of its divisors is an integer number (437659488).

Almost surely, 2^3443213381 is an apocalyptic number.

It is an amenable number.

3443213381 is a deficient number, since it is larger than the sum of its proper divisors (58062523).

3443213381 is a wasteful number, since it uses less digits than its factorization.

3443213381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26131.

The product of its digits is 20736, while the sum is 32.

The square root of 3443213381 is about 58678.9006458028. The cubic root of 3443213381 is about 1510.0383571386.

The spelling of 3443213381 in words is "three billion, four hundred forty-three million, two hundred thirteen thousand, three hundred eighty-one".