1808864104 has 16 divisors (see below), whose sum is σ = 3423319200. Its totient is φ = 895978992.

The previous prime is 1808864093. The next prime is 1808864119. The reversal of 1808864104 is 4014688081.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055724 + ... + 1057435.

It is an arithmetic number, because the mean of its divisors is an integer number (213957450).

Almost surely, 2^1808864104 is an apocalyptic number.

It is an amenable number.

1808864104 is a deficient number, since it is larger than the sum of its proper divisors (1614455096).

1808864104 is a wasteful number, since it uses less digits than its factorization.

1808864104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113272 (or 2113268 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 1808864104 is about 42530.7430454724. The cubic root of 1808864104 is about 1218.4339181402.

The spelling of 1808864104 in words is "one billion, eight hundred eight million, eight hundred sixty-four thousand, one hundred four".