2043854198 has 8 divisors (see below), whose sum is σ = 3199076208. Its totient is φ = 977495464.

The previous prime is 2043854191. The next prime is 2043854203. The reversal of 2043854198 is 8914583402.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043854191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22215761 + ... + 22215852.

It is an arithmetic number, because the mean of its divisors is an integer number (399884526).

Almost surely, 2^2043854198 is an apocalyptic number.

2043854198 is a deficient number, since it is larger than the sum of its proper divisors (1155222010).

2043854198 is a wasteful number, since it uses less digits than its factorization.

2043854198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44431638.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 2043854198 is about 45209.0057178877. The cubic root of 2043854198 is about 1269.0633550943.

The spelling of 2043854198 in words is "two billion, forty-three million, eight hundred fifty-four thousand, one hundred ninety-eight".