3421203443 has 8 divisors (see below), whose sum is σ = 3921551712. Its totient is φ = 2923756416.

The previous prime is 3421203433. The next prime is 3421203451. The reversal of 3421203443 is 3443021243.

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

It is not a de Polignac number, because 3421203443 - 2⁴ = 3421203427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3421203413) 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, 722780 + ... + 727497.

It is an arithmetic number, because the mean of its divisors is an integer number (490193964).

Almost surely, 2^3421203443 is an apocalyptic number.

3421203443 is a deficient number, since it is larger than the sum of its proper divisors (500348269).

3421203443 is a wasteful number, since it uses less digits than its factorization.

3421203443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450621.

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

The square root of 3421203443 is about 58491.0543844099. The cubic root of 3421203443 is about 1506.8139543329.

Adding to 3421203443 its reverse (3443021243), we get a palindrome (6864224686).

The spelling of 3421203443 in words is "three billion, four hundred twenty-one million, two hundred three thousand, four hundred forty-three".