5605128 has 24 divisors (see below), whose sum is σ = 15180750. Its totient is φ = 1868352.

The previous prime is 5605111. The next prime is 5605147. The reversal of 5605128 is 8215065.

It can be written as a sum of positive squares in only one way, i.e., 5391684 + 213444 = 2322^2 + 462^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38853 + ... + 38996.

Almost surely, 2^5605128 is an apocalyptic number.

It is an amenable number.

5605128 is an abundant number, since it is smaller than the sum of its proper divisors (9575622).

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

5605128 is a wasteful number, since it uses less digits than its factorization.

5605128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77861 (or 77854 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 5605128 is about 2367.5151530666. The cubic root of 5605128 is about 177.6349882369.

The spelling of 5605128 in words is "five million, six hundred five thousand, one hundred twenty-eight".