3428628920 has 16 divisors (see below), whose sum is σ = 7714415160. Its totient is φ = 1371451552.

The previous prime is 3428628911. The next prime is 3428628961. The reversal of 3428628920 is 298268243.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42857822 + ... + 42857901.

Almost surely, 2^3428628920 is an apocalyptic number.

It is an amenable number.

3428628920 is an abundant number, since it is smaller than the sum of its proper divisors (4285786240).

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

3428628920 is a wasteful number, since it uses less digits than its factorization.

3428628920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85715734 (or 85715730 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 3428628920 is about 58554.4953013857. The cubic root of 3428628920 is about 1507.9033105059.

The spelling of 3428628920 in words is "three billion, four hundred twenty-eight million, six hundred twenty-eight thousand, nine hundred twenty".