1805336834 has 16 divisors (see below), whose sum is σ = 3160712448. Its totient is φ = 757253472.

The previous prime is 1805336791. The next prime is 1805336837. The reversal of 1805336834 is 4386335081.

It is a junction number, because it is equal to n+sod(n) for n = 1805336791 and 1805336800.

It is not an unprimeable number, because it can be changed into a prime (1805336837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371179 + ... + 1372494.

It is an arithmetic number, because the mean of its divisors is an integer number (197544528).

Almost surely, 2^1805336834 is an apocalyptic number.

1805336834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1805336834 is a deficient number, since it is larger than the sum of its proper divisors (1355375614).

1805336834 is a wasteful number, since it uses less digits than its factorization.

1805336834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743729.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 1805336834 is about 42489.2555124234. The cubic root of 1805336834 is about 1217.6414241196.

The spelling of 1805336834 in words is "one billion, eight hundred five million, three hundred thirty-six thousand, eight hundred thirty-four".