8255827404 has 72 divisors (see below), whose sum is σ = 23321385360. Its totient is φ = 2440742400.

The previous prime is 8255827397. The next prime is 8255827409. The reversal of 8255827404 is 4047285528.

8255827404 is a `hidden beast` number, since 8 + 25 + 582 + 7 + 40 + 4 = 666.

It is a super-2 number, since 2×8255827404² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8255827404.

It is not an unprimeable number, because it can be changed into a prime (8255827409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238009 + ... + 270480.

It is an arithmetic number, because the mean of its divisors is an integer number (323908130).

Almost surely, 2^8255827404 is an apocalyptic number.

It is an amenable number.

8255827404 is an abundant number, since it is smaller than the sum of its proper divisors (15065557956).

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

8255827404 is a wasteful number, since it uses less digits than its factorization.

8255827404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508551 (or 508546 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 45.

The square root of 8255827404 is about 90861.5837634366. The cubic root of 8255827404 is about 2021.0956546664.

The spelling of 8255827404 in words is "eight billion, two hundred fifty-five million, eight hundred twenty-seven thousand, four hundred four".