4128648 has 16 divisors (see below), whose sum is σ = 10321680. Its totient is φ = 1376208.

The previous prime is 4128623. The next prime is 4128689. The reversal of 4128648 is 8468214.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85990 + ... + 86037.

It is an arithmetic number, because the mean of its divisors is an integer number (645105).

Almost surely, 2^4128648 is an apocalyptic number.

It is an amenable number.

4128648 is an abundant number, since it is smaller than the sum of its proper divisors (6193032).

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

4128648 is a wasteful number, since it uses less digits than its factorization.

4128648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172036 (or 172032 counting only the distinct ones).

The product of its digits is 12288, while the sum is 33.

The square root of 4128648 is about 2031.9074782086. The cubic root of 4128648 is about 160.4239796820.

The spelling of 4128648 in words is "four million, one hundred twenty-eight thousand, six hundred forty-eight".