428476688 has 40 divisors (see below), whose sum is σ = 846541056. Its totient is φ = 210038400.

The previous prime is 428476681. The next prime is 428476717. The reversal of 428476688 is 886674824.

It is not an unprimeable number, because it can be changed into a prime (428476681) 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, 431873 + ... + 432863.

Almost surely, 2^428476688 is an apocalyptic number.

It is an amenable number.

428476688 is a deficient number, since it is larger than the sum of its proper divisors (418064368).

428476688 is a wasteful number, since it uses less digits than its factorization.

428476688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503 (or 1497 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 53.

The square root of 428476688 is about 20699.6784516089. The cubic root of 428476688 is about 753.8918808260.

The spelling of 428476688 in words is "four hundred twenty-eight million, four hundred seventy-six thousand, six hundred eighty-eight".