3423979989 has 12 divisors (see below), whose sum is σ = 4946275776. Its totient is φ = 2282410152.

The previous prime is 3423979967. The next prime is 3423980003. The reversal of 3423979989 is 9899793243.

3423979989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3423979989 - 2⁵ = 3423979957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3423979589) 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, 120022 + ... + 145784.

It is an arithmetic number, because the mean of its divisors is an integer number (412189648).

Almost surely, 2^3423979989 is an apocalyptic number.

It is an amenable number.

3423979989 is a deficient number, since it is larger than the sum of its proper divisors (1522295787).

3423979989 is a wasteful number, since it uses less digits than its factorization.

3423979989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40536 (or 40533 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The square root of 3423979989 is about 58514.7843625865. The cubic root of 3423979989 is about 1507.2214724317.

The spelling of 3423979989 in words is "three billion, four hundred twenty-three million, nine hundred seventy-nine thousand, nine hundred eighty-nine".