3441721943 has 12 divisors (see below), whose sum is σ = 3913503720. Its totient is φ = 3020944080.

The previous prime is 3441721919. The next prime is 3441721957. The reversal of 3441721943 is 3491271443.

It is not a de Polignac number, because 3441721943 - 2⁶ = 3441721879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3441721897 and 3441721906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3441721973) 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, 486905 + ... + 493922.

It is an arithmetic number, because the mean of its divisors is an integer number (326125310).

Almost surely, 2^3441721943 is an apocalyptic number.

3441721943 is a deficient number, since it is larger than the sum of its proper divisors (471781777).

3441721943 is a wasteful number, since it uses less digits than its factorization.

3441721943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980878 (or 980867 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 3441721943 is about 58666.1908001534. The cubic root of 3441721943 is about 1509.8202998001.

The spelling of 3441721943 in words is "three billion, four hundred forty-one million, seven hundred twenty-one thousand, nine hundred forty-three".