2128298 has 8 divisors (see below), whose sum is σ = 3380292. Its totient is φ = 1001536.

The previous prime is 2128283. The next prime is 2128303. The reversal of 2128298 is 8928212.

It can be written as a sum of positive squares in 2 ways, for example, as 2007889 + 120409 = 1417^2 + 347^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2¹² + 1 + 2¹⁴ + 8 + 2²¹ + 9⁴ + 8⁴ .

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, 31265 + ... + 31332.

2^2128298 is an apocalyptic number.

2128298 is a deficient number, since it is larger than the sum of its proper divisors (1251994).

2128298 is a wasteful number, since it uses less digits than its factorization.

2128298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62616.

The product of its digits is 4608, while the sum is 32.

The square root of 2128298 is about 1458.8687398118. The cubic root of 2128298 is about 128.6305556383.

The spelling of 2128298 in words is "two million, one hundred twenty-eight thousand, two hundred ninety-eight".