3428931128 has 32 divisors (see below), whose sum is σ = 7353093600. Its totient is φ = 1468465152.

The previous prime is 3428931071. The next prime is 3428931131. The reversal of 3428931128 is 8211398243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57176 + ... + 100632.

It is an arithmetic number, because the mean of its divisors is an integer number (229784175).

Almost surely, 2^3428931128 is an apocalyptic number.

It is an amenable number.

3428931128 is an abundant number, since it is smaller than the sum of its proper divisors (3924162472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3428931128 is a wasteful number, since it uses less digits than its factorization.

3428931128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44879 (or 44875 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 3428931128 is about 58557.0758149688. The cubic root of 3428931128 is about 1507.9476126712.

The spelling of 3428931128 in words is "three billion, four hundred twenty-eight million, nine hundred thirty-one thousand, one hundred twenty-eight".