2128608 has 72 divisors (see below), whose sum is σ = 6388200. Its totient is φ = 670464.

The previous prime is 2128603. The next prime is 2128631. The reversal of 2128608 is 8068212.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2128601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5278 + ... + 5666.

It is an arithmetic number, because the mean of its divisors is an integer number (88725).

2^2128608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2128608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3194100).

2128608 is an abundant number, since it is smaller than the sum of its proper divisors (4259592).

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

2128608 is a wasteful number, since it uses less digits than its factorization.

2128608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 2128608 is about 1458.9749826505. The cubic root of 2128608 is about 128.6368006184.

The spelling of 2128608 in words is "two million, one hundred twenty-eight thousand, six hundred eight".