2160128 has 20 divisors (see below), whose sum is σ = 4317060. Its totient is φ = 1079808.

The previous prime is 2160127. The next prime is 2160131. The reversal of 2160128 is 8210612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160127) by changing a digit.

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 as a sum of consecutive naturals, namely, 1598 + ... + 2621.

It is an arithmetic number, because the mean of its divisors is an integer number (215853).

2^2160128 is an apocalyptic number.

It is an amenable number.

2160128 is a deficient number, since it is larger than the sum of its proper divisors (2156932).

2160128 is an frugal number, since it uses more digits than its factorization.

2160128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4237 (or 4221 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 2160128 is about 1469.7373915091. The cubic root of 2160128 is about 129.2686347556.

The spelling of 2160128 in words is "two million, one hundred sixty thousand, one hundred twenty-eight".