2040443198 has 4 divisors (see below), whose sum is σ = 3060664800. Its totient is φ = 1020221598.

The previous prime is 2040443191. The next prime is 2040443239. The reversal of 2040443198 is 8913440402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040443191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510110798 + ... + 510110801.

It is an arithmetic number, because the mean of its divisors is an integer number (765166200).

Almost surely, 2^2040443198 is an apocalyptic number.

2040443198 is a deficient number, since it is larger than the sum of its proper divisors (1020221602).

2040443198 is a wasteful number, since it uses less digits than its factorization.

2040443198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020221601.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 2040443198 is about 45171.2651804219. The cubic root of 2040443198 is about 1268.3569796184.

The spelling of 2040443198 in words is "two billion, forty million, four hundred forty-three thousand, one hundred ninety-eight".