898942128 has 40 divisors (see below), whose sum is σ = 2654020608. Its totient is φ = 256840512.

The previous prime is 898942127. The next prime is 898942139. The reversal of 898942128 is 821249898.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (898942127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337376 + ... + 1338047.

Almost surely, 2^898942128 is an apocalyptic number.

It is an amenable number.

898942128 is an abundant number, since it is smaller than the sum of its proper divisors (1755078480).

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

898942128 is a wasteful number, since it uses less digits than its factorization.

898942128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675441 (or 2675435 counting only the distinct ones).

The product of its digits is 663552, while the sum is 51.

The square root of 898942128 is about 29982.3636159660. The cubic root of 898942128 is about 965.1109532638.

The spelling of 898942128 in words is "eight hundred ninety-eight million, nine hundred forty-two thousand, one hundred twenty-eight".