5785812 has 36 divisors (see below), whose sum is σ = 14725620. Its totient is φ = 1915392.

The previous prime is 5785807. The next prime is 5785837. The reversal of 5785812 is 2185875.

5785812 is a `hidden beast` number, since 5 + 78 + 581 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2414916 + 3370896 = 1554^2 + 1836^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5764 + ... + 6692.

It is an arithmetic number, because the mean of its divisors is an integer number (409045).

Almost surely, 2^5785812 is an apocalyptic number.

It is an amenable number.

5785812 is an abundant number, since it is smaller than the sum of its proper divisors (8939808).

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

5785812 is a wasteful number, since it uses less digits than its factorization.

5785812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112 (or 1107 counting only the distinct ones).

The product of its digits is 22400, while the sum is 36.

The square root of 5785812 is about 2405.3714889804. The cubic root of 5785812 is about 179.5235548163.

The spelling of 5785812 in words is "five million, seven hundred eighty-five thousand, eight hundred twelve".