2398128 has 40 divisors (see below), whose sum is σ = 6332928. Its totient is φ = 781632.

The previous prime is 2398111. The next prime is 2398133. The reversal of 2398128 is 8218932.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725 + ... + 2787.

2^2398128 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 2398128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3166464).

2398128 is an abundant number, since it is smaller than the sum of its proper divisors (3934800).

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

2398128 is a wasteful number, since it uses less digits than its factorization.

2398128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121 (or 1115 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 2398128 is about 1548.5890352188. The cubic root of 2398128 is about 133.8517704484.

The spelling of 2398128 in words is "two million, three hundred ninety-eight thousand, one hundred twenty-eight".