2288898 has 40 divisors (see below), whose sum is σ = 5227200. Its totient is φ = 748440.

The previous prime is 2288893. The next prime is 2288927. The reversal of 2288898 is 8988822.

It is not an unprimeable number, because it can be changed into a prime (2288893) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11403 + ... + 11601.

It is an arithmetic number, because the mean of its divisors is an integer number (130680).

2^2288898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2288898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613600).

2288898 is an abundant number, since it is smaller than the sum of its proper divisors (2938302).

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

2288898 is a wasteful number, since it uses less digits than its factorization.

2288898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 275 counting only the distinct ones).

The product of its digits is 147456, while the sum is 45.

The square root of 2288898 is about 1512.9104401781. The cubic root of 2288898 is about 131.7878824606.

The spelling of 2288898 in words is "two million, two hundred eighty-eight thousand, eight hundred ninety-eight".