2098398 has 32 divisors (see below), whose sum is σ = 4492800. Its totient is φ = 651456.

The previous prime is 2098391. The next prime is 2098403. The reversal of 2098398 is 8938902.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2098391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8890 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (140400).

2^2098398 is an apocalyptic number.

2098398 is an abundant number, since it is smaller than the sum of its proper divisors (2394402).

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

2098398 is a wasteful number, since it uses less digits than its factorization.

2098398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 2098398 is about 1448.5848266498. The cubic root of 2098398 is about 128.0253449161.

The spelling of 2098398 in words is "two million, ninety-eight thousand, three hundred ninety-eight".