1840939804 has 48 divisors (see below), whose sum is σ = 3622671360. Its totient is φ = 811373760.

The previous prime is 1840939783. The next prime is 1840939853. The reversal of 1840939804 is 4089390481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221329 + ... + 229495.

It is an arithmetic number, because the mean of its divisors is an integer number (75472320).

Almost surely, 2^1840939804 is an apocalyptic number.

It is an amenable number.

1840939804 is a deficient number, since it is larger than the sum of its proper divisors (1781731556).

1840939804 is a wasteful number, since it uses less digits than its factorization.

1840939804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8338 (or 8336 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 1840939804 is about 42906.1744274644. The cubic root of 1840939804 is about 1225.5937266831.

The spelling of 1840939804 in words is "one billion, eight hundred forty million, nine hundred thirty-nine thousand, eight hundred four".