845063904 has 24 divisors (see below), whose sum is σ = 2218293000. Its totient is φ = 281687936.

The previous prime is 845063881. The next prime is 845063941. The reversal of 845063904 is 409360548.

845063904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent 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, 4401279 + ... + 4401470.

It is an arithmetic number, because the mean of its divisors is an integer number (92428875).

Almost surely, 2^845063904 is an apocalyptic number.

It is an amenable number.

845063904 is an abundant number, since it is smaller than the sum of its proper divisors (1373229096).

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

845063904 is a wasteful number, since it uses less digits than its factorization.

845063904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8802762 (or 8802754 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 845063904 is about 29069.9828689320. The cubic root of 845063904 is about 945.4310264635.

It can be divided in two parts, 84506 and 3904, that added together give a triangular number (88410 = T₄₂₀).

The spelling of 845063904 in words is "eight hundred forty-five million, sixty-three thousand, nine hundred four".