805855104 has 48 divisors (see below), whose sum is σ = 2318935320. Its totient is φ = 268617984.

The previous prime is 805855081. The next prime is 805855147. The reversal of 805855104 is 401558508.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×805855104³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 348612 + ... + 350915.

Almost surely, 2^805855104 is an apocalyptic number.

It is an amenable number.

805855104 is an abundant number, since it is smaller than the sum of its proper divisors (1513080216).

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

805855104 is a wasteful number, since it uses less digits than its factorization.

805855104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699547 (or 699532 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 36.

The square root of 805855104 is about 28387.5871464977. The cubic root of 805855104 is about 930.5770127163.

The spelling of 805855104 in words is "eight hundred five million, eight hundred fifty-five thousand, one hundred four".