1817704042 has 16 divisors (see below), whose sum is σ = 3399342912. Its totient is φ = 708196320.

The previous prime is 1817704013. The next prime is 1817704061. The reversal of 1817704042 is 2404077181.

It is a junction number, because it is equal to n+sod(n) for n = 1817703989 and 1817704007.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 5901483 + ... + 5901790.

It is an arithmetic number, because the mean of its divisors is an integer number (212458932).

Almost surely, 2^1817704042 is an apocalyptic number.

1817704042 is a deficient number, since it is larger than the sum of its proper divisors (1581638870).

1817704042 is a wasteful number, since it uses less digits than its factorization.

1817704042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11803293.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 1817704042 is about 42634.5404806948. The cubic root of 1817704042 is about 1220.4155267365.

The spelling of 1817704042 in words is "one billion, eight hundred seventeen million, seven hundred four thousand, forty-two".