1840044234 has 16 divisors (see below), whose sum is σ = 4205815488. Its totient is φ = 525726912.

The previous prime is 1840044191. The next prime is 1840044253. The reversal of 1840044234 is 4324400481.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21905247 + ... + 21905330.

It is an arithmetic number, because the mean of its divisors is an integer number (262863468).

Almost surely, 2^1840044234 is an apocalyptic number.

1840044234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1840044234 is an abundant number, since it is smaller than the sum of its proper divisors (2365771254).

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

1840044234 is a wasteful number, since it uses less digits than its factorization.

1840044234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43810589.

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 1840044234 is about 42895.7367811768. The cubic root of 1840044234 is about 1225.3949544753.

The spelling of 1840044234 in words is "one billion, eight hundred forty million, forty-four thousand, two hundred thirty-four".