855726084 has 72 divisors (see below), whose sum is σ = 2298255960. Its totient is φ = 267950592.

The previous prime is 855726083. The next prime is 855726089. The reversal of 855726084 is 480627558.

It can be written as a sum of positive squares in 4 ways, for example, as 105513984 + 750212100 = 10272^2 + 27390^2 .

It is not an unprimeable number, because it can be changed into a prime (855726083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27552 + ... + 49704.

Almost surely, 2^855726084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 855726084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149127980).

855726084 is an abundant number, since it is smaller than the sum of its proper divisors (1442529876).

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

855726084 is a wasteful number, since it uses less digits than its factorization.

855726084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22229 (or 22224 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 855726084 is about 29252.7961740412. The cubic root of 855726084 is about 949.3905912451.

The spelling of 855726084 in words is "eight hundred fifty-five million, seven hundred twenty-six thousand, eighty-four".