2098442 has 8 divisors (see below), whose sum is σ = 3183300. Its totient is φ = 1037344.

The previous prime is 2098441. The next prime is 2098471. The reversal of 2098442 is 2448902.

It can be written as a sum of positive squares in 2 ways, for example, as 1661521 + 436921 = 1289^2 + 661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2098441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5717 + ... + 6072.

2^2098442 is an apocalyptic number.

2098442 is a deficient number, since it is larger than the sum of its proper divisors (1084858).

2098442 is a wasteful number, since it uses less digits than its factorization.

2098442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11880.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2098442 is about 1448.6000138064. The cubic root of 2098442 is about 128.0262397377.

The spelling of 2098442 in words is "two million, ninety-eight thousand, four hundred forty-two".