6426128 has 20 divisors (see below), whose sum is σ = 12521148. Its totient is φ = 3194880.

The previous prime is 6426113. The next prime is 6426149. The reversal of 6426128 is 8216246.

It can be written as a sum of positive squares in 2 ways, for example, as 1982464 + 4443664 = 1408^2 + 2108^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6426128.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048 + ... + 4128.

Almost surely, 2^6426128 is an apocalyptic number.

It is an amenable number.

6426128 is a deficient number, since it is larger than the sum of its proper divisors (6095020).

6426128 is a wasteful number, since it uses less digits than its factorization.

6426128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282 (or 2276 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 6426128 is about 2534.9808677779. The cubic root of 6426128 is about 185.9158674501.

The spelling of 6426128 in words is "six million, four hundred twenty-six thousand, one hundred twenty-eight".