2098842 has 32 divisors (see below), whose sum is σ = 4465152. Its totient is φ = 656304.

The previous prime is 2098841. The next prime is 2098861. The reversal of 2098842 is 2488902.

It is not an unprimeable number, because it can be changed into a prime (2098841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9133 + ... + 9359.

It is an arithmetic number, because the mean of its divisors is an integer number (139536).

2^2098842 is an apocalyptic number.

2098842 is an abundant number, since it is smaller than the sum of its proper divisors (2366310).

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

2098842 is a wasteful number, since it uses less digits than its factorization.

2098842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 2098842 is about 1448.7380715644. The cubic root of 2098842 is about 128.0343739062.

The spelling of 2098842 in words is "two million, ninety-eight thousand, eight hundred forty-two".