6488128 has 14 divisors (see below), whose sum is σ = 12875006. Its totient is φ = 3244032.

The previous prime is 6488123. The next prime is 6488129. The reversal of 6488128 is 8218846.

It can be written as a sum of positive squares in only one way, i.e., 6390784 + 97344 = 2528^2 + 312^2 .

It is not an unprimeable number, because it can be changed into a prime (6488123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50625 + ... + 50752.

Almost surely, 2^6488128 is an apocalyptic number.

It is an amenable number.

6488128 is a deficient number, since it is larger than the sum of its proper divisors (6386878).

6488128 is a wasteful number, since it uses less digits than its factorization.

6488128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101389 (or 101379 counting only the distinct ones).

The product of its digits is 24576, while the sum is 37.

The square root of 6488128 is about 2547.1804019347. The cubic root of 6488128 is about 186.5118671277.

Adding to 6488128 its product of digits (24576), we get a square (6512704 = 2552²).

The spelling of 6488128 in words is "six million, four hundred eighty-eight thousand, one hundred twenty-eight".